US Patent: 86,181
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Wrench
Universal Key or Extensible Wrench
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Patentee:
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| Pierre Augustin Samuel (exact or similar names) - Paris, France |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Granted: |
Jan. 26, 1869 |
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Patent Pictures:
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Pierre A. Samuel patent January 26, 1869 |
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Stan Schulz
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Description: |
| The pincer type jaws are tightened by a double-lobed cam attached to the handle. The drawings show smooth and tooth-faced jaws. The terminology of the specifications appears to be translated from French.
Corresponding British patent GB-186800333 was granted Jan. 30, 1868. |
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