US Patent: 548,006
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| Pipe Wrench
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Patentees:
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| Edgar M. Winfrey (exact or similar names) - Wichita Falls, TX |
| John H. McCauley (exact or similar names) - Wichita Falls, TX |
| USPTO Classifications: |
| 81/94 |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Jun. 06, 1895 |
| Granted: |
Oct. 15, 1895 |
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Patent Pictures:
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Edgar M. Winfrey and John H. McCauley patent October 15, 1895 |
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Stan Schulz
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Description: |
| Hook jaw pipe wrench with a rotating "inner jaw" having curved facets corresponding to different pipe sizes. Springs hold the adjustment. |
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