US Patent: 78,681
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| Improved Machine for Cutting Files
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Patentee:
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| William T. Nicholson (exact or similar names) - Providence, RI |
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Patent Dates:
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| Granted: |
Jun. 09, 1868 |
| Antedated: |
Jun. 05, 1868 |
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Patent Pictures:
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Russ Allen.
"Vintage Machinery" entry for W. T. Nicholson
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Description: |
| "Claim is for a file cutting machine with a "rolling bed," whose longitudinal axis is set angularly with the line of motion of the carriage, or the cutting chisel if the former be stationary and the latter movable, in combination with such cutting chisel." References functions of John Crum's 1 Jul 1851 patent 8,199 as well as Nicholson's patents of 5 Apr 1864 42,216 and 42,217. |
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