US Patent: 67,818
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Improvement in Wrenches
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Patentee:
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George C. Taft (exact or similar names) - Worcester, MA |
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Patent Dates:
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Granted: |
Aug. 13, 1867 |
Patent Pictures:
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George C. Taft patent Aug. 13, 1867 |
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Stan Schulz
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Description: |
The "anchor" point of the adjusting screw in the fixed jaw is a "swivel".
A wrench having the features described in this patent and with "PAT'D .... 1867" visible from the mostly obliterated markings is known. It has "ACME" type threads on the adjusting screw. |
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