US Patent: 406,177
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| Pipe Wrench
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Patentees:
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| Melvin W. Morehouse (exact or similar names) - Brooklyn, NY |
| Norman S. Kellogg (exact or similar names) - Brooklyn, NY |
| USPTO Classifications: |
| 81/64 |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Sep. 20, 1888 |
| Granted: |
Jul. 02, 1889 |
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Patent Pictures:
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Melvin W. Morehouse and Norman S. Kellogg patent July 2, 1889 |
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Stan Schulz
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Description: |
| The description is very broad, with a metallic gripping strip and several alternate modes of clamping the free end by cam action. |
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