US Patent: 928,167
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Wrench
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Patentee:
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George C. Winslow (exact or similar names) - Kalamazoo, MI |
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Patent Dates:
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Applied: |
Nov. 10, 1908 |
Granted: |
Jul. 13, 1909 |
Patent Pictures:
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George C. Winslow patent July 13, 1909 |
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Stan Schulz
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Description: |
Screw adjust pipe wrench with alternate jaw forms; the resilient jaw coating form is non-marring for smooth and bright finish pipe.
Ken Cope's "American Wrench Makers 1830-1930" notes a 1909 article about the wrench in AMERICAN MACHINIST. |
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