US Patent: 469,701
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Wrench
Improvements in Ratchet-Wrenches
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Patentee:
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| Andrew Hullinger (exact or similar names) - Bolivar, OH |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Apr. 16, 1891 |
| Granted: |
Mar. 01, 1892 |
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Patent Pictures:
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Andrew Hullinger patent March 1, 1892 |
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Stan Schulz
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Description: |
| The ratchet is reversible. Interchangeable sockets for the head have a flange on one side, and are held in place by a keeper spring that clips into notches on the other side. A pin in the handle acts as a stop to hold the pawl-shifting lever in position. |
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