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Summary

Description
English: Combined Piston Breech, Patent 6,663
Date
Source http://www.google.com/patents/about?id=kIBFAAAAEBAJ
Author U.S. Patent Office - inventor Walter Hunt

Licensing

Public domain
This work is in the public domain in the United States because it is a work prepared by an officer or employee of the United States Government as part of that person’s official duties under the terms of Title 17, Chapter 1, Section 105 of the US Code. Note: This only applies to original works of the Federal Government and not to the work of any individual U.S. state, territory, commonwealth, county, municipality, or any other subdivision. This template also does not apply to postage stamp designs published by the United States Postal Service since 1978. (See § 313.6(C)(1) of Compendium of U.S. Copyright Office Practices). It also does not apply to certain US coins; see The US Mint Terms of Use.
This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights.

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inception

21 August 1849Gregorian

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Date/TimeThumbnailDimensionsUserComment
current20:05, 11 July 2009Thumbnail for version as of 20:05, 11 July 2009567 × 413 (62 KB)Doug Coldwelltilt 90 degrees to the right
20:38, 10 July 2009Thumbnail for version as of 20:38, 10 July 2009413 × 567 (62 KB)Doug Coldwell{{Information |Description={{en|1=Combined Piston Breech, Patent 6,663}} |Source=http://www.google.com/patents/about?id=kIBFAAAAEBAJ |Author=U.S. Patent Office - inventor Walter Hunt |Date=Aug 21, 1849 |Permission= |other_versions= }} [[Category:Inventio

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