US Patent: 627,371
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| Pipe Wrench
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Patentee:
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| Robert Willis (exact or similar names) - New York, NY |
| USPTO Classifications: |
| 81/64 |
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Patent Dates:
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| Applied: |
Apr. 12, 1899 |
| Granted: |
Jun. 20, 1899 |
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Patent Pictures:
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Robert Willis patent June 20, 1899 |
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Stan Schulz
WILLIS CINCH WRENCH (FLICKR)
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Description: |
| Strap wrench with a couple of alternate modes of clamping the strap. One mode uses a wedge bar; another mode uses the handle as the clamping wedge. In both modes, the strap is folded double at the clamped end.
The WILLIS CINCH WRENCH was advertised in early 20th Century plumbing trade journals. |
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