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Patent drawing - 1847 US Patent 5104 Thomson Carriage Wheel with air cushion Public domain  image

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Patent drawing - 1847 US Patent 5104 Thomson Carriage Wheel with air cushion Public domain image

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Summary

Robert William Thomson patented the first pneumatic carriage tire in Great Britain, Dec. 1845, Pt. 10990. This is the US patent for same, dated 08-05-1847, No 5104.
Thomsons Aerial wheel predated Dunlop's invention by 43 years.

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Date

05/08/1847
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Source

USPTO
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public domain

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