US Patent: 522,795
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| Pipe Wrench
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| USPTO Classifications: |
| 81/70 |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Apr. 14, 1894 |
| Granted: |
Jul. 10, 1894 |
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Patent Pictures:
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John Lytle Pat. July 10, 1894 |
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Stan Schulz
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Description: |
| This chain wrench has a single jaw. The chain segment adjacent to the shank is of pairs of flat links with no cross-bars. The chain segment beyond the jaw is of parallel sets of side plates with cross-bars between them. The back end of the jaw has pairs of "hooks" that engage the cross links on the chain. |
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