US Patent: 1,150,078
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| Pipe Wrench
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Patentee:
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| Roscoe Walter Thayer (exact or similar names) - Willow Creek, MT |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Jan. 12, 1915 |
| Granted: |
Aug. 17, 1915 |
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Patent Pictures:
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Roscoe Walter Thayer patent August 17, 1915 |
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Stan Schulz
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Description: |
| The movable jaw's adjustment is held by a swinging yoke; it is held in contact with the work piece by the paired compression springs. |
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