US Patent: D57,069
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| Design for a Pipe-Wrench
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Patentee:
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| George Allen (exact or similar names) - South Bend, IN |
| USPTO Classifications: |
| D8/22 |
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Patent Dates:
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| Applied: |
May 14, 1920 |
| Granted: |
Feb. 08, 1921 |
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Patent Pictures:
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1 | 2
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George Allen patent February 8, 1921 |
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Stan Schulz
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Description: |
| The design is essentially the same as D57,068, with toothed and tapered jaw faces suitable to grip pipe and other cylindrical objects.
Known example marked BENTON; external evidence connects that brand to the South Bend Tool Company. |
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