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Gramophone sound-box : specification forming part of Letters Patent No. 637,196, dated 1899 November 14

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Gramophone sound-box : specification forming part of Letters Patent No. 637,196, dated 1899 November 14

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Summary

"Emile Berliner, of Washington, District of Columbia, assignor to the United States Gramophone Company, of same place"--printed above description of patent.
Diagram and specification for Emile Berliner's "new and useful improvements of Gramophone Sound-Boxes." Berliner makes reference to his Letters Patent No. 534, 543 in the specifications.

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Date

01/01/1899
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Source

Library of Congress
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Public Domain

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