US Patent: 583,947
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| Pipe Wrench
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Patentee:
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| Robert A. Ryrie (exact or similar names) - Camden, NJ |
| USPTO Classifications: |
| 81/68 |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Jan. 11, 1897 |
| Granted: |
Jun. 08, 1897 |
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Patent Pictures:
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Robert A. Ryrie patent June 8, 1897 |
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Stan Schulz
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Description: |
| Chain wrench with two solid gripping links and a light-weight chain to hold the grips in working orientation.
In use, the chain wraps around a side stud and the free end passes back along the handle. |
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