US Patent: 411,266
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| Pipe Wrench
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Patentee:
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| Oramel C. Stanley (exact or similar names) - Boston, MA |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Apr. 11, 1889 |
| Granted: |
Sep. 17, 1889 |
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Patent Pictures:
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Oramel C. Stanley patent September 17, 1889 |
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Stan Schulz
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Description: |
| Quick-adjust pipe wrench, with the base of the movable jaw having paired ratchet pawls that engage rack teeth on the wrench's main shank. |
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