US Patent: 776,412
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Buggy Wrench
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Patentee:
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William S. Mitts (exact or similar names) - Saginaw, Saginaw County, MI |
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Patent Dates:
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Applied: |
Mar. 03, 1904 |
Granted: |
Nov. 29, 1904 |
Patent Pictures:
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William S. Mitts patent November 29, 1904 |
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Stan Schulz "Vintage Machinery" entry for Mitts & Merrill
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Description: |
A "u" shaped clamping spring provides a nut gripping element on one side of the socket. To release the grip the pressure of the spring is released by an auxiliary lever.
Known examples matching this patent with the parts made of malleable castings have no visible markings. |
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