US Patent: 889,245
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| Wrench
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Patentees:
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| Mahlon E. Layne (exact or similar names) - Houston, Harris County, TX |
| 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: |
Dec. 03, 1907 |
| Granted: |
Jun. 02, 1908 |
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Patent Pictures:
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Mahlon E. Layne & Samuel N. Hall patent June 2, 1908 |
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Stan Schulz
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Description: |
| The jaws are reversible and interchangeable, so that only one die is needed to manufacture the jaws.
The chain is secured to the main stock separately from the jaws.
See also parallel patents 889,244 & 889,246. |
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