US Patent: 57,436
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Plow-Clevis Improvement in Plow-Clevis
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Patentee:
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George P. Darrow (exact or similar names) - Cincinnati, OH |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Granted: |
Aug. 21, 1866 |
Patent Pictures:
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George P. Darrow Pat. Aug. 21, 1866 |
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Stan Schulz
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Description: |
The patent is for the interrupted threads on the pin and in the corresponding socket in the clevis. The wrench head on the pin is not mentioned in the specifications, but is also shown on Darrow's complementary design patent (no. D2,674). |
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