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U.S. Patent Office, [7/16/25] - Glass negative photogrpah. Public domain.

U.S. Patent Office, [7/16/25] - Glass negative photogrpah. Public doma...

Public domain historical photo, free to use, no copyright restrictions image - Picryl description

Patent drawing - 1977 joystick schematic - . Public domain  image

Patent drawing - 1977 joystick schematic - . Public domain image

From the patent: "FIG. 3a is a perspective view of a novel digital joystick control utilized in the video game system of FIG. 1; FIG. 3b is a side elevational view of the joystick control of FIG. 3a;"

Patent Drawing of Engine - Atari cartridge patent drawing Public domain  image

Patent Drawing of Engine - Atari cartridge patent drawing Public domai...

Drawing of an Atari console cartridge, showing the inside mechanics and electrical circuit.

Patent drawing - Darrieus rotor patent drawing - Public domain portrait drawing Public domain  image

Patent drawing - Darrieus rotor patent drawing - Public domain portrai...

Drawing of the Darrieus rotor from US Patent 1835018Deutsch: Skizze des Darrieus-Rotors as dem US Patent 1835018

Patent drawing - Feglymycin uv spectra - . Public domain  image

Patent drawing - Feglymycin uv spectra - . Public domain image

Deutsch: Ultraviolett-Absorpitonsspekturm des Feglymycins aufgenommen in MethanolEnglish: UV spectra of Feglymycin in Methanol

Patent drawing - George Eastman patent no 388,850 Public domain  image

Patent drawing - George Eastman patent no 388,850 Public domain image

Page 1 of George Eastman's patent no. 388,850, for his film camera and roll film.

Patent drawing - Gibson Explorer patent Public domain  image

Patent drawing - Gibson Explorer patent Public domain image

Patent drawing of Gibson Futura design which would become the Gibson Explorer

Patent drawing - Patent 3,364,616crop - . Public domain  image
Patent drawing - Process of reducing aluminium from its fluoride salts by electrolysis Public domain  image
Patent drawing - Underwood 3-bank keyboard for Japanese katakana Public domain  image

Patent drawing - Underwood 3-bank keyboard for Japanese katakana Publi...

Three-bank keyboard for Japanese katakana portable typewriters. Burnham Coos Stickney at the Underwood Typewriter Company designed this keyboard in 1923.

Patent drawing - US patent 2125502 - . Public domain  image

Patent drawing - US patent 2125502 - . Public domain image

1931 Gillette patent for various double-edge razor blade designs.

Patent drawing - US Patent 2880X color page2 Public domain  image
Patent drawing - US Patent 4378X color page5 Public domain  image
Patent drawing - US Patent 6274X color page1 Public domain  image
Patent drawing - US109224-Improvement in paper-feeding machines (1) Public domain  image
Patent drawing - US1351086-Figure 1 - . Public domain  image
Patent Drawing of Engine - US2203569A Musical Instrument (1940-03-08 filed, 1940-06-04 published) by Laurens Hammond - Solovox Fig2 Public domain  image

Patent Drawing of Engine - US2203569A Musical Instrument (1940-03-08 f...

US patent application 2203569, Laurens Hammond, "Musical Instrument", published 1940-06-04  , filed 1940-03-08

Patent drawing - US3298692 Mouse Trap game patent drawings page-2 Public domain  image

Patent drawing - US3298692 Mouse Trap game patent drawings page-2 Publ...

The second page of patent drawings from the U.S. patent for the board game Mouse Trap, filed 1962-08-24 and granted 1967-01-17. Figure 3 is an enlarged perspective view of the first sub-assembly of the mouse t... More

Patent Drawing of Engine - US367496-Figure 7 - . Public domain  image

Patent Drawing of Engine - US367496-Figure 7 - . Public domain image

Internal Atkinson-Gas-Engine Deutsch: Doppelkolbenmotor

Patent drawing - US519333-Window frame with sash (2) Public domain  image
Patent drawing - US59915A - Improvement in velocipedes Public domain  image
Patent drawing - US687292 Figure 1 - . Public domain  image
Patent drawing - US743293-Automatic tool for boring or planing concave or cylindroidal surfaces (1) Public domain  image
Patent drawing - Picryl description: Public domain image of a 19th-century corset, fashion, free to use, no copyright restrictions. Public domain  image

Patent drawing - Picryl description: Public domain image of a 19th-cen...

Public domain image with Picryl description as title

Patent drawing - Picryl description: Public domain image of a 19th-century corset, fashion, free to use, no copyright restrictions. Public domain  image

Patent drawing - Picryl description: Public domain image of a 19th-cen...

Public domain image with Picryl description as title

Patent drawing - USPatent701839-CallahanAmericus-WindowedEnvelope Public domain  image

Patent drawing - USPatent701839-CallahanAmericus-WindowedEnvelope Publ...

Technical drawing of a windowed envelope, United States Patent 701839, by Americus F. Callahan

Patent drawing - Picryl description: Public domain image of a 19th-century corset, fashion, free to use, no copyright restrictions. Public domain  image

Patent drawing - Picryl description: Public domain image of a 19th-cen...

Public domain image with Picryl description as title

Patent drawing - Picryl description: Public domain image of a 19th-century corset, fashion, free to use, no copyright restrictions. Public domain  image

Patent drawing - Picryl description: Public domain image of a 19th-cen...

Public domain image with Picryl description as title

Patent drawing - 84244 3 patent2 - . Public domain  image

Patent drawing - 84244 3 patent2 - . Public domain image

US Patent No. 33,529 Improved fruit-can

Patent Drawing of Engine - Atari 2600 schematic - . Public domain  image

Patent Drawing of Engine - Atari 2600 schematic - . Public domain ima...

Schematic of the Atari 2600 and two manual controllers, included in "Manual controller for video system" patent.

Patent drawing - Balance board rope-brake by Frederic G Ludwig.Fig 1 Public domain  image

Patent drawing - Balance board rope-brake by Frederic G Ludwig.Fig 1 P...

The drawing is from the 1958 U.S. patent for a rocker-roller balance board designed by Frederic George Ludwig of Woodbridge, Connecticut. In the online database of the U.S. Patent and Trademark Office, the vers... More

Patent drawing - Betty Boop patent fig2 - . Public domain  image

Patent drawing - Betty Boop patent fig2 - . Public domain image

Here is a colored version of this drawing.Betty Boop character design, figure 2 from U.S. patent application D86224 "Design for a Doll or Similar Article"

Patent Drawing of Engine - Climax Lokomotive nach Gilbert - Steam locomotive, Public domain image Public domain  image

Patent Drawing of Engine - Climax Lokomotive nach Gilbert - Steam loco...

Fig. 1 of US Patent 393896 showing a Class A Climax locomotive. Index: H - Wheelset Axle H’- Wheel fixed to the axle H2 - Wheel loose on the axle I - Ring gear I2 - Side gear G - Main shaft g - Beveled ske... More

Patent drawing - Harry G. Traver Cyclone roller coaster patent Public domain  image

Patent drawing - Harry G. Traver Cyclone roller coaster patent Public ...

A patent related to Harry G. Traver's Giant Cyclone roller coasters

Patent drawing - Hoge Traffic Signal - . Public domain  image

Patent drawing - Hoge Traffic Signal - . Public domain image

Hoge Traffic SignalРусский: Система светофоров Джеймса Хога (фрагмент патента USPTO #1,251,666)

Patent Drawing of Engine - Kalah game board from US patent D165634 (1952-01-08) Public domain  image

Patent Drawing of Engine - Kalah game board from US patent D165634 (19...

Русский: Чертёж доски для игры в калах. Патент US D165634. Public domain image related to board games, free to use, no copyright restrictions image - Picryl description

Patent Drawing of Engine - Lapeyre Automatic Shrimp Peeling Machine 1957 patent diagram Public domain  image

Patent Drawing of Engine - Lapeyre Automatic Shrimp Peeling Machine 19...

A patent diagram showing a revision of the Lapeyre Model A shrimp peeler.

Patent drawing - Lock Back Safety schematics - . Public domain  image
Patent drawing - Patent 228222 Mantelet Salad Dryer Figs Page2 Public domain  image
Patent drawing - Quad Antenna - . Public domain  image
Patent drawing - Submarine cable cross-section-es svg Public domain  image

Patent drawing - Submarine cable cross-section-es svg Public domain i...

Cross-section of a submarine communications cable Español: Sección de un cable submarino de comunicaciones

Patent drawing - Teslapatent454622 - . Public domain  image

Patent drawing - Teslapatent454622 - . Public domain image

System of Electric Lighting. Public domain photograph related to electrical equipment, industrial development, free to use, no copyright restrictions image - Picryl description

Patent Drawing of Engine - Twistgrip Patent US765138 - Public domain portrait drawing Public domain  image
Patent drawing - US patent 1897982A - . Public domain  image

Patent drawing - US patent 1897982A - . Public domain image

1929 Gillette patent for a double-edge safety razor called the Gillette Once Over with an adjustable, pivoting head.

Patent Drawing of Engine - US Patent 306X color page1 Public domain  image

Patent Drawing of Engine - US Patent 306X color page1 Public domain i...

Steam Engine: US Patent X306 issued to Samuel Morey of Orford, Grafton County, NH

Patent Drawing of Engine - US109224-Improvement in paper-feeding machines (4) Public domain  image
Patent drawing - US1541993-0 - Public domain portrait drawing Public domain  image

Patent drawing - US1541993-0 - Public domain portrait drawing Public d...

Third-wheel attachment for motor cycles - Patent Drawing

Patent Drawing of Engine - US390721 Public domain  image

Patent Drawing of Engine - US390721 Public domain image

Public domain scan of technical drawing, 19th-20th-century, free to use, no copyright restrictions image - Picryl description

Patent Drawing of Engine - US494784-Sole cutting machine (1) Public domain  image

Patent Drawing of Engine - US494784-Sole cutting machine (1) Public do...

Patent held by Margareth E. Knight Public domain photograph related to motor parts, engines, free to use, no copyright restrictions image - Picryl description

Patent drawing - US970616-Figure 1 - . Public domain  image

Patent drawing - US970616-Figure 1 - . Public domain image

Deutsch: Flugmaschiene von Thomas A. EdisonEnglish: Flying-machine by Thomas A. Edison User:MichaelFrey/US970616

Patent drawing - Picryl description: Public domain image of a 19th-century corset, fashion, free to use, no copyright restrictions. Public domain  image

Patent drawing - Picryl description: Public domain image of a 19th-cen...

Public domain image with Picryl description as title

Patent drawing - Picryl description: Public domain image of a 19th-century corset, fashion, free to use, no copyright restrictions. Public domain  image

Patent drawing - Picryl description: Public domain image of a 19th-cen...

Public domain image with Picryl description as title Public domain photograph of cabinet, furniture, free to use, no copyright restrictions image - Picryl description

Patent drawing - USpatent2363648 - . Public domain  image
Patent drawing - USpatent2528639 1948 - . Public domain  image
Patent drawing - USpatent323963 1885 - . Public domain  image

Patent drawing - USpatent323963 1885 - . Public domain image

Design for a cage-crinoline with built in bustle, American, 1885

Patent drawing - William South Camera Patent 1904 Public domain  image
Patent Drawing of Engine - 39M-Patent - . Public domain  image
Patent drawing - Brunswick SAW machine gun 1974 - . Public domain  image

Patent drawing - Brunswick SAW machine gun 1974 - . Public domain ima...

Brunswick SAW machine gun.Русский: Ручной пулемёт Brunswick SAW.

Patent drawing - Diagram of first representation of thermospray vaporizer Public domain  image

Patent drawing - Diagram of first representation of thermospray vapori...

Diagram (cross sectional view) of first representation of thermospray vaporizer

Patent drawing - Drehgestell der Climax Lokomotive nach C D Scott US488484 Public domain  image

Patent drawing - Drehgestell der Climax Lokomotive nach C D Scott US48...

Fig. 2 of US Patent 488484 showing the truck of a Climax locomotive. Index: F - truck G, G’ - axles H - beveled skew-gear wheel I - cross box J - longitudinal shaft K’ - beveled skew-gear pinion H, H’ - lar... More

Patent drawing - Face Worm Gear - . Public domain  image

Patent drawing - Face Worm Gear - . Public domain image

Face worm gear illustration from U.S. Patent 6,128,969 (2000), cropped, edited, annotated.

Patent drawing - Flight-simulator-controls - . Public domain  image

Patent drawing - Flight-simulator-controls - . Public domain image

A sketch of the "Link Trainer" flight simulator controls. US patent no. 2099857

Patent drawing - Gluehlampe Stopper-Konstruktion Public domain  image

Patent drawing - Gluehlampe Stopper-Konstruktion Public domain image

Deutsch: Zeichnung einer historischen Glühlampenkonstruktion mit Stopper-Design

Patent drawing - Public Domain Images - Learjet US4240597A patent Public domain  image

Patent drawing - Public Domain Images - Learjet US4240597A patent Publ...

Learjet US4240597A patent Public domainPublic domainfalsefalse In general, the contents of United States patents published before March 1, 1989 are in the public domain.[1] In specific cases, patent ap... More

Patent Drawing of Engine - Loop the Loop Coney Island patent Public domain  image

Patent Drawing of Engine - Loop the Loop Coney Island patent Public do...

Edwin Prescott's 1898 patent drawing of Loop the Loop, an early looping roller coaster at Coney Island.

Patent drawing - Norman Bel Geddes patent for an ocean liner US2141180 (extract2) Public domain  image

Patent drawing - Norman Bel Geddes patent for an ocean liner US2141180...

Norman Bel Geddes patent for an ocean liner Public domain image of a passenger ship, ocean liner, no copyright restrictions image - Picryl description

Patent drawing - Schnabel car patent US4041879-1 Public domain  image
Patent drawing - US Patent 4378X color page9 Public domain  image
Patent drawing - US Patent 645576 Nikola Tesla 1897 System of transmission of electrical energy Public domain  image

Patent drawing - US Patent 645576 Nikola Tesla 1897 System of transmis...

Drawing from US patent no. 645576 filed September 2 1897 by inventor Nikola Tesla covering his proposed system for transmitting electric power through the air without wires. Tesla believed that at 30,000 feet... More

Patent Drawing of Engine - US Patent 714756-John Stone Stone-Method of selective electric signaling 1900 figs 5&6 Public domain  image

Patent Drawing of Engine - US Patent 714756-John Stone Stone-Method of...

American engineer John Stone Stone's radiotelegraphy communication system, from his 1900 patent. On the left is the spark gap transmitter, which transmits pulses of radio waves when the telegraph key (k) is p... More

Patent Drawing of Engine - US Patent 775134 Public domain  image

Patent Drawing of Engine - US Patent 775134 Public domain image

Drawing from US patent 775,134 (safety razor).

Patent drawing - US2253782A Keyboard for Electrical Musical Instrument (1940-05-07 filed, 1948-08-26 published) by Laurens Hammond - Solovox Fig1 Public domain  image

Patent drawing - US2253782A Keyboard for Electrical Musical Instrument...

US patent application 2253782, Laurens Hammond; George H. Stephens, "Keyboard for Electrical Musical Instrument", published 1948-08-26 , assigned to Hammond Instrument Company , filed 1940-05-07 Figure 1 is a ... More

Patent Drawing of Engine - US436358-Sole cutting machine (2) Public domain  image

Patent Drawing of Engine - US436358-Sole cutting machine (2) Public do...

Patent held by Margareth E. Knight Public domain photograph related to motor parts, engines, free to use, no copyright restrictions image - Picryl description

Patent Drawing of Engine - US716903-Compound rotary engine (3) Public domain  image

Patent Drawing of Engine - US716903-Compound rotary engine (3) Public ...

Patent held by Margareth E. Knight Public domain photograph related to motor parts, engines, free to use, no copyright restrictions image - Picryl description

Patent drawing - USD307923 art (Andrew Probert, toy starship, Enterprise) Public domain  image

Patent drawing - USD307923 art (Andrew Probert, toy starship, Enterpri...

Art submitted by Andrew Probert to the US Patent and Trade Office in his patent filing for a "toy starship" in the likeness of the USS Enterprise, NCC-1701-D.

Patent drawing - Picryl description: Public domain image of a 19th-century corset, fashion, free to use, no copyright restrictions. Public domain  image

Patent drawing - Picryl description: Public domain image of a 19th-cen...

Public domain image with Picryl description as title

Patent drawing - Picryl description: Public domain image of a 19th-century corset, fashion, free to use, no copyright restrictions. Public domain  image

Patent drawing - Picryl description: Public domain image of a 19th-cen...

Public domain image with Picryl description as title

Patent drawing - USpatent3056410 1959 - . Public domain  image
Patent drawing - Picryl description: Public domain image of a 19th-century corset, fashion, free to use, no copyright restrictions. Public domain  image

Patent drawing - Picryl description: Public domain image of a 19th-cen...

Public domain image with Picryl description as title

Patent drawing - Picryl description: Public domain image of a 19th-century corset, fashion, free to use, no copyright restrictions. Public domain  image

Patent drawing - Picryl description: Public domain image of a 19th-cen...

Public domain image with Picryl description as title

Patent drawing - Picryl description: Public domain image of a 19th-century corset, fashion, free to use, no copyright restrictions. Public domain  image

Patent drawing - Picryl description: Public domain image of a 19th-cen...

Public domain image with Picryl description as title

Patent drawing - Wrench - . Public domain  image

Patent drawing - Wrench - . Public domain image

Wrench, USPTO Patent Number: US001413121

Patent drawing - Zobel original drawing - . Public domain  image

Patent drawing - Zobel original drawing - . Public domain image

Impedance matching circuit showing m-derived topology.

U.S. Patent Office, [7/16/25] - Glass negative photogrpah. Public domain.

U.S. Patent Office, [7/16/25] - Glass negative photogrpah. Public doma...

Public domain photograph of building interior, office, room, free to use, no copyright restrictions image - Picryl description

Patent drawing - Autogyro flettner patent - . Public domain  image

Patent drawing - Autogyro flettner patent - . Public domain image

Image from Anton Flettner's autogyro patent

Patent drawing - Automatic Pitch Turbine - . Public domain  image
Patent drawing - Besser's patented concrete block making machine Public domain  image
Patent drawing - Briggs or Tjaarda car Patent Application Drawing 5 Public domain  image

Patent drawing - Briggs or Tjaarda car Patent Application Drawing 5 Pu...

Patent drawings of a 1933 automobile design by Dutch American designer John Tjaarda — Left side, front and rear views

Patent Drawing of Engine - Edlink pt1930 Public domain  image

Patent Drawing of Engine - Edlink pt1930 Public domain image

Drawing of flight simulator by Edwin Link (USA - 1930) Public domain photograph related to motor parts, engines, free to use, no copyright restrictions image - Picryl description

Patent drawing - Emily Wilkens patent drawing for a dress with butterflies April 4, 1944. Design 137630 crop Public domain  image

Patent drawing - Emily Wilkens patent drawing for a dress with butterf...

Patent drawing for a dress with smocking and flower and butterfly design by Emily Wilkens, 1944

Patent drawing - Fleischer stereoptical camera fig1 edit Public domain  image

Patent drawing - Fleischer stereoptical camera fig1 edit Public domain...

Fleischer Studios' stereoptical (a.k.a. stereo-optical, or setback) camera, for producing three-dimensional effects in animation, roughly similar to Disney's multiplane camera. From the patent by Max Fleischer... More

Patent drawing - George Eastman patent no 388,850-3 Public domain  image

Patent drawing - George Eastman patent no 388,850-3 Public domain ima...

Page 3 of George Eastman's patent no. 388,850, for his film camera and roll film.

Patent drawing - Gruelleann1 - . Public domain  image

Patent drawing - Gruelleann1 - . Public domain image

Gruelle's Raggedy Ann design patented by United States Patent Office on Sept. 7, 1915. Des. 47,789 Applicant: John B. Gruelle, New York, New York Design for a Doll Application filed May 28, 1915 Serial NO. 3... More

Patent drawing - Insulated electrical conductor (patent drawing) Public domain  image

Patent drawing - Insulated electrical conductor (patent drawing) Publi...

Insulated electrical conductor, patent n° 514,167.

Patent drawing - MPPprojr - . Public domain  image

Patent drawing - MPPprojr - . Public domain image

Dwg. from US Pat No 707,934, film projector involved in Motion Pic. Pat. case. PD because US pat.

Patent Drawing of Engine - Patent for Breech Loading Breakdown Gun, Ansley H. Fox, 1894, U.S. Patent No. 522.464, image 1 Public domain  image

Patent Drawing of Engine - Patent for Breech Loading Breakdown Gun, An...

Patent for Breech Loading Breakdown Gun, Ansley H. Fox, 1894, U.S. Patent No. 522.464, image 1

Patent drawing - Patent No 995600-1 - . Public domain  image
Patent drawing - Patent No 995600-3 - . Public domain  image
Patent drawing - Pinsetter patent 2973204 diagram excerpt Public domain  image

Patent drawing - Pinsetter patent 2973204 diagram excerpt Public domai...

Excerpt from diagram of 2973204 for the pinsetting machine, a device used to automate bowling alleys

Patent Drawing of Engine - RickenbackerFryingpanPatentDiagram Public domain  image

Patent Drawing of Engine - RickenbackerFryingpanPatentDiagram Public d...

Diagrams of Rickenbacker lap steel guitar design from 1934 patent application.

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