US Patent: 429,719
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| Pipe Wrench
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Patentee:
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| Charles C. Coleman (exact or similar names) - Birmingham, AL |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Aug. 13, 1889 |
| Granted: |
Jun. 10, 1890 |
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Patent Pictures:
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Charles C. Coleman patent June 10, 1890 |
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Stan Schulz
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Description: |
| The adjustable jaw slides in a frame. The position of the adjustable jaw is held by a toothed latch piece on a spring that engages rack teeth on the shank. The handle is connected in parallel to the other jaw. |
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