US Patent: 320,872
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Pipe Wrench
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Patentee:
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James F. Guthrie, Jr. (exact or similar names) - Cambridge, MA |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Aug. 30, 1884 |
Granted: |
Jun. 23, 1885 |
Patent Pictures:
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James F. Guthrie, Jr. patent June 23, 1885 |
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Stan Schulz
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Description: |
The lever handle opens and closes the jaws. The connecting point between the movable jaw and handle has a sleeve bearing. |
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