US Patent: 343,628
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| Ratchet Wrench
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Patentee:
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| John W. Day (exact or similar names) - York Sulphur Springs, PA |
| USPTO Classifications: |
| 81/62 |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Aug. 19, 1885 |
| Granted: |
Jun. 15, 1886 |
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Patent Pictures:
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John W. Day patent June 15, 1886 |
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Stan Schulz
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Description: |
| Adjustable jaw ratchet. The jaws are dovetailed to the ratcheting base of the head, and are adjusted by a left - and right-hand threaded screw. The ratchet action is reversible, and can be locked. |
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