US Patent: RE1,947
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| Improvement in barrel-machinery
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Patentee:
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| William Trapp, Jr. (exact or similar names) - Elmira, NY |
| USPTO Classifications: |
| 147/1 |
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Patent Dates:
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| Granted: |
May 02, 1865 |
| Reissue Information: |
| Reissue of RE1,946 (May 02, 1865) |
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Jeff Joslin
Vintage Machinery entry for Wm. Trapp & Co.
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Description: |
| The original was patent 4,218, which was reissued as RE132, which was split and reissued as patent RE1,946 and this patent. It was also extended 7 years and then extended again in 1872 by act of Congress |
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