US Patent: 510,441
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Wrench
Improvements in Vehicle Wrenches
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Patentee:
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| William L. Pike (exact or similar names) - Groton, NY |
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Patent Dates:
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| Applied: |
May 15, 1893 |
| Granted: |
Dec. 12, 1893 |
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Patent Pictures:
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William L. Pike patent December 12, 1893 |
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Stan Schulz
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Description: |
| The box ends and open ends are multiple sizes; a clamping lever holds the axle nut in the box ends. The double box ends are a feature of the patent.
An incomplete example of a carriage wrench marked GROTON CARRIAGE CO. and bearing the patent date is known; it roughly matches the patent. |
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