US Patent: 458,079
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| Ratchet Wrench
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Patentee:
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| John F. Thorn (exact or similar names) - Ordway, SD |
| USPTO Classifications: |
| 81/62 |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Mar. 23, 1891 |
| Granted: |
Aug. 18, 1891 |
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Patent Pictures:
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John F. Thorn patent August 18, 1891 |
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Stan Schulz
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Description: |
| The cylinder is made of two halves; it contains jaws adjusted by a right- and left-hand screw. The ratchet action is reversible. |
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