US Patent: 508,302
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| Pipe Wrench
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Patentees:
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| Richard S. Gillespie (exact or similar names) - New York, NY |
| Harry James (exact or similar names) - New York, NY |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Mar. 28, 1893 |
| Granted: |
Nov. 07, 1893 |
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Patent Pictures:
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Richard S. Gillespie and Harry James patent November 7, 1893 |
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Stan Schulz
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Description: |
| Adjustable wrench of the Stillson type, with a double pivot link between the main shank and the frame that holds the movable jaw and adjusting nut. |
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