US Patent: 444,111
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| Wrench
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Patentees:
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| William J. Shea (exact or similar names) - Hartford, CT |
| Cornelius Birkery (exact or similar names) - Hartford, CT |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Sep. 22, 1890 |
| Granted: |
Jan. 06, 1891 |
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Patent Pictures:
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William J. Shea and Cornelius Birkey patent January 6, 1891 |
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Stan Schulz
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Description: |
| Crank driven socket, incorporating an angle-adjustable universal joint in the power train. A frame with wing-nut clamp holds the angle adjustment. |
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