US Patent: 425,647
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| Wrench
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Patentee:
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| Thomas Young (exact or similar names) - Bradford, PA |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Jun. 25, 1889 |
| Granted: |
Apr. 15, 1890 |
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Patent Pictures:
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Thomas Young patent April 15, 1890 |
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Stan Schulz
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Description: |
| Quick-adjust sliding-jaw wrench with provision for a shiftable rack in the handle that allows for finer adjustment. The second set of jaws is to allow for places where the handle of the clamping cam would interfere with the wrench's use. |
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