US Patent: 434,409
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| Wrench
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Patentees:
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| George L. Sutton (exact or similar names) - Creston, IA |
| Harvey J. De Voe (exact or similar names) - Creston, IA |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Mar. 18, 1890 |
| Granted: |
Aug. 12, 1890 |
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Patent Pictures:
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George L. Sutton and Harvey J. De Voe patent August 12, 1890 |
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Stan Schulz
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Description: |
| Screw-adjustment at the end of the handle; extra tightening grip supplied by supplemental lever handle which has an elongated arc slot that carries studs on the sides of the inner jaw structure. |
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