US Patent: 398,118
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| Pipe Wrench
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Patentee:
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| Martin V. Barton (exact or similar names) - Bath, NY |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Sep. 05, 1888 |
| Granted: |
Feb. 19, 1889 |
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Patent Pictures:
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Martin V. Barton patent February 19, 1889 |
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Stan Schulz
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Description: |
| The size is adjusted by having several sizes of interchangeable "hook" jaws. Double cams on the lever handle swing both jaws to close them. |
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