US Patent: 370,447
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| Adjustable Wrench
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Patentee:
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| Charles M. Brown (exact or similar names) - Rockford, IL |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Jun. 24, 1887 |
| Granted: |
Sep. 27, 1887 |
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Patent Pictures:
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Charles M. Brown patent September 27, 1887 |
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Stan Schulz
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Description: |
| The common elements of all the forms are the pivoted lever handles, the movable jaw with ratchet teeth, the spring loaded adjusting pawl, and means to latch the handles in the gripping position.
The patent is cited as relevant prior art in patent no. 2,654,282. |
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