US Patent: 460,694
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Wrench
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Patentee:
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Theodore F. Vandegrift (exact or similar names) - Noah, IN |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
May 04, 1891 |
Granted: |
Oct. 06, 1891 |
Patent Pictures:
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Theodore F. Vandegrift patent October 6, 1891 |
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Stan Schulz
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Description: |
Screw-adjust, with a limited pivot connection of the handle which provides extra "self-adjust." The adjusting nut has a hole for insertion of a lever for extra force, in the manner of a vise. |
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