US Patent: 439,388
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| Wrench
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Patentee:
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| Elmer S. Cushman (exact or similar names) - Delhi Mills, MI |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Apr. 14, 1890 |
| Granted: |
Oct. 28, 1890 |
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Patent Pictures:
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Elmer S. Cushman patent October 28, 1890 |
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Stan Schulz
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Description: |
| Double-sized socket wrench for axle nuts. A wire handle holds the socket in place; a second handle fits a mid-line hole in the socket and a notch in one side wall to turn the socket. |
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