US Patent: 467,381
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| Wrench
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Patentees:
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| William F. Parsons (exact or similar names) - New Kamilche, WA |
| Andrew Davis (exact or similar names) - New Kamilche, WA |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Sep. 16, 1891 |
| Granted: |
Jan. 19, 1892 |
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Patent Pictures:
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William F. Parsons and Andrew Davis patent January 19, 1892 |
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Stan Schulz
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Description: |
| Monkey wrench with an adjustable-angle handle. The pawls on the handle that hold the adjustment have a strong spring between them to hold them in engagement with the notches in the upper portion. |
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