US Patent: 341,503
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Wrench
Improvements in Monkey-Wrenches
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Patentee:
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| Andrew Patrick Quigley (exact or similar names) - Jamestown, NY |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Mar. 06, 1886 |
| Granted: |
May 11, 1886 |
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Patent Pictures:
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Andrew P. Quigley patent May 11, 1886 |
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Stan Schulz
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Description: |
| The adjustment mechanism on this quick-adjust is a collar that jams on the sides of the shank. Several alternate shapes for the jamming portion are shown in the drawings. |
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