US Patent: 464,274
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Pipe and Nut Wrench
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Patentee:
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Leander M. Cobb (exact or similar names) - Boston, MA |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Sep. 30, 1891 |
Granted: |
Dec. 01, 1891 |
Patent Pictures:
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Leander M. Cobb patent December 1, 1891 |
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Stan Schulz
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Description: |
Adjustable alligator type pipe wrench; the effective reach of the connecting link can be modified by a screw-adjustable toothed plate. |
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