US Patent: 1,107,936
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| Wrench
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Patentee:
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| Samuel N. Hall (exact or similar names) - Houston, Harris County, TX |
| USPTO Classifications: |
| 81/70 |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Aug. 23, 1913 |
| Granted: |
Aug. 18, 1914 |
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Patent Pictures:
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Samuel N. Hall patent August 18, 1914 |
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Stan Schulz
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Description: |
| Improvement to the chain wrench in patent no. 889,246. |
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