US Patent: 298,294
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| Pipe Wrench
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Patentee:
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| James Doyle (exact or similar names) - New York, NY |
| USPTO Classifications: |
| 81/68 |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Oct. 08, 1883 |
| Granted: |
May 06, 1884 |
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Patent Pictures:
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James Doyle patent May 6, 1884 |
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Stan Schulz
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Description: |
| The patent presents alternate means of adjusting and holding the adjusted position of the end of the chains on a chain pipe wrench. |
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