US Patent: RE874
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Wrench
Improvement in Screw-Wrenches
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Patentee:
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| Aury Gates Coes (exact or similar names) - Worcester, MA |
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Patent Dates:
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| Granted: |
Jan. 03, 1860 |
| Reissue Information: |
| Reissue of 9,945 (Aug. 16, 1853) |
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Patent Pictures:
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A.G. Coes Pat. Reissued Jan 3, 1860 |
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Stan Schulz
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Description: |
| The adjusting sleeve has interior and exterior threads that engage the lower portion of the adjustable shaw and the main bar. The adjustable jaw travels with the united volocities of the two sets of threads. |
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