US Patent: 242,130
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| Wrench
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Patentee:
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| Seth E. Hurlbut (exact or similar names) - Chicago, IL |
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Patent Dates:
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| Applied: |
Oct. 16, 1880 |
| Granted: |
May 31, 1881 |
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Patent Pictures:
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Seth E. Hurlbut patent May 31, 1881 |
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Stan Schulz
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Description: |
| The wrench has insertable hard faces on both jaws. A variety of insertable teeth are presented. The specifications note that large sizes would work as rail-car movers.
A known example has a set of insertable teeth held in place by a set screw. It is marked UNIVERSAL WRENCH 101 BOWERY N.Y. PAT. MAY 31, 1881 |
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