US Patent: 642,129
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| Wrench
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Patentee:
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| Adam E. Karsner (exact or similar names) - New York, NY |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Jun. 24, 1899 |
| Granted: |
Jan. 30, 1900 |
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Patent Pictures:
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Adam E. Karsner patent January 30, 1900 |
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Stan Schulz
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Description: |
| The patent is for the spring clip which serves to adapt the box end of a carriage wrench to a range of sizes of nuts, and which will hold the nut within the socket. |
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