US Patent: 327,641
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Patentees:
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| George S. Forrest (exact or similar names) - Concord, NH |
| George W. Abbott (exact or similar names) - Concord, NH |
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Patent Dates:
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| Applied: |
May 14, 1885 |
| Granted: |
Oct. 06, 1885 |
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Jeff Joslin
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Description: |
| An example is reported, stamped "OTIS SMITH / ROCKFALL, CONN / PAT.OCT.6.85". |
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