US Patent: 538,525
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| Ratchet Wrench
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Patentee:
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| Albert W. Kleinfeldt (exact or similar names) - Oshkosh, WI |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Jan. 28, 1895 |
| Granted: |
Apr. 30, 1895 |
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Patent Pictures:
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Albert W. Kleinfeldt patent April 30, 1895 |
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Stan Schulz
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Description: |
| The ratchet selection mechanism works by lifting one or the other of the spring-loaded pawls out of engagement with the teeth on the head.
The jaws are adjustable by a screw and slide in tapered slots in the head. |
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