US Patent: 467,401
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Nut-Wrench
Improvements in Ratchet-Wrenches
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Patentee:
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| Henry D. Fisk (exact or similar names) - Davisburg, MI |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Oct. 16, 1889 |
| Granted: |
Jan. 19, 1892 |
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Patent Pictures:
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Henry D. Fisk patent January 19, 1892 |
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Stan Schulz
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Description: |
| The head has ratchet teeth on opposite sides of the handle. The teeth face in opposite directions. Each set of ratchet teeth has a matching pawl and thumb-button. Turning the thumb-buttons engage or disengage the respective pawls. This construction results in a reversible ratchet. |
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