US Patent: 123,433
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Improvement in file-gripping handles
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Patent Dates:
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Granted: |
Feb. 06, 1872 |
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Joel Havens Trademark for Weed's file handle (PDF) "Vintage Machinery" entry for Alfred Weed & Co.
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Description: |
Improvements to the file-handle of patent 68,585 and the corresponding file of patent 68,584 to do away with the protruding nut and screw by instead allow the file to be held in place by turning the handle relative to the jaws. |
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