US Patent: 367,786
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Pipe Wrench Improvement in Pipe-Tongs
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Patentee:
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Edward O. Carvin (exact or similar names) - Corvallis, OR |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Oct. 05, 1886 |
Granted: |
Aug. 09, 1887 |
Patent Pictures:
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Edward O. Carvin patent August 9. 1887 |
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Stan Schulz
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Description: |
The swinging hook jaw is connected to the handle by a linking rod. The wrench also has a replaceable gripping jaw face on the main bar.
According to Ken Cope's "American Wrench Makers 1830-1930," Carvin produced this wrench at Berryville, Ca. |
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