US Patent: 282,372
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| Pipe Wrench
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Patentee:
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| Eugene H. Robbins (exact or similar names) - Pittsfield, MA |
| USPTO Classifications: |
| 81/68 |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Jun. 09, 1882 |
| Granted: |
Jul. 31, 1883 |
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Patent Pictures:
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Eugene H. Robbins patent July 31, 1883 |
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Stan Schulz
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Description: |
| This chain wrench has the chain in a double loop. It was intended as an improvement on Robbins' May 2, 1871 chain wrench (pat. no. 114,348). The double loop is described as preferable for smaller pipe sizes. This patent is not known to have been produced. |
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