US Patent: 599,252
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| Pipe Tongs
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Patentee:
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| Wright M. Powell, Jr. (exact or similar names) - St. Louis, MO |
| USPTO Classifications: |
| 81/69 |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Jun. 09, 1897 |
| Granted: |
Feb. 15, 1898 |
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Patent Pictures:
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Wright M. Powell, Jr. patent February 15, 1898 |
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Stan Schulz
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Description: |
| The key feature in this chain wrench is the gripping teeth inserted in the chain links.
The arrangement of the handle, head and chain connections is such that moving the handle in either direction tightens the chain. |
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