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Patent X-2064: 1814-02-12, Boring guns and pistols with twisted screw auger

X Number Date Inventor City Title Status
X-2064 1814-02-12 Daniel Pettibone Philadelphia, PA Boring guns and pistols with twisted screw auger Recovered

Comments

Most of the patents prior to 1836 were lost in the Dec. 1836 fire. Only about 2,000 of the almost 10,000 documents were recovered. Little is known about this patent. Only the patent drawing is available. This patent is in the database for reference only.

Information Sources

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x-patents/x-2064.txt · Last modified: 2019/05/25 21:49 by 127.0.0.1

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