US Patent: 160,946
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| Pipe-Wrench
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Patentee:
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| Henry Otto (exact or similar names) - Bloomington, IL |
| USPTO Classifications: |
| 81/93 |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Jan. 09, 1875 |
| Granted: |
Mar. 16, 1875 |
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Patent Pictures:
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Henry Otto Pat. March 16, 1875 |
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Stan Schulz
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Description: |
| The movable jaw adjusts by a rosette and screw in typical "monkey wrench" style; the spring on the back side of the movable jaw provides the necessary "give" for a pipe wrench, and "by means of the incline on the main stock it will suit all sizes alike." |
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