US Patent: 291,213
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| Monkey Wrench
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Patentee:
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| Charles H. Miller (exact or similar names) - Erie, PA |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Jun. 09, 1883 |
| Granted: |
Jan. 01, 1884 |
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Patent Pictures:
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Charles H. Miller patented January 1, 1884 |
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Stan Schulz
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Description: |
| The wrench is assembled from three malleable iron parts and rivet. The only subsequent machine work needed to assemble the wrench is to drill the hole for the rivet, and peen it.
Ken Cope's "American Wrench Makers 1830-1930" asserts the Lovell Mfg. Company produced this wrench. |
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