US Patent: 583,217
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| Wrench
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Patentee:
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| Richard S. Sample (exact or similar names) - Huntington, WV |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Mar. 12, 1897 |
| Granted: |
May 25, 1897 |
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Patent Pictures:
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Richard S. Sample patent May 25, 1897 |
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Stan Schulz
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Description: |
| Combination quick and screw adjustment for threaded shank wrenches of the type shown. The wrench jaws are not part of the patent.
The corresponding Canadian patent is no. CA-57,046 issued August 14, 1897. |
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