US Patent: 461,769
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| Pipe Wrench
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Patentee:
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| Frank S. Patton (exact or similar names) - Kansas City, MO |
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Patent Dates:
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| Applied: |
Jul. 10, 1891 |
| Granted: |
Oct. 20, 1891 |
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Patent Pictures:
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Frank S. Patton patent Oct. 20, 1891 |
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Stan Schulz
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Description: |
| Screw-adjusted bit; an auxiliary lever with a cam shifts the adjusting screw and bit in a tongs -like action.
Ken Cope's "American Wrench Makers 1830-1930" cites an 1891 AMERICAN MACHINIST item indicating Patton would produce this tongs at Kansas City. |
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