US Patent: 457,064
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| Pipe Wrench
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Patentee:
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| Elias M. Watson (exact or similar names) - Beloit, WI |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Apr. 23, 1887 |
| Granted: |
Aug. 04, 1891 |
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Patent Pictures:
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Elias M. Watson patent August 4, 1891 |
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Stan Schulz
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Description: |
| The patent covers the adjustable pivot, and replaceable hardened jaw insert.
Ken Cope's "American Wrench Makers 1830-1930" identifies E.W. Dally of Kansas City, MO as producer of the ECLIPSE pipe tongs based on this patent. |
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