US Patent: 523,691
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| Pipe Wrench
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Patentee:
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| Daniel P. Stanton (exact or similar names) - Warwick, RI |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Jun. 01, 1894 |
| Granted: |
Jul. 31, 1894 |
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Patent Pictures:
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Daniel P. Stanton patent July 31, 1894 |
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Stan Schulz
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Description: |
| The pivot for the hook jaw slides in a slot in the main shank; the ring nut serves to clamp the hook jaw against the pipe, and the set screw in the hook jaw limits "crushing" tendency. |
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