US Patent: 61,340
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| Nut Wrench
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Patentee:
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| Joel C. Jackson (exact or similar names) - Rochester, NY |
| USPTO Classifications: |
| 81/61 |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
May 29, 1866 |
| Granted: |
Jan. 22, 1867 |
| Antedated: |
Jan. 17, 1867 |
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Patent Pictures:
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Joel C. Jackson patent Jan. 17, 1867 |
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Stan Schulz
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Description: |
| The patented feature of this ratchet wrench is a barrel shaped socket with recessed teeth at the mid-line, combined with a pawl which also serves to hold the barrel in the wrench handle until the pawl is fully depressed. |
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