US Patent: 784,771
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| Pipe-Wrench
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Patentees:
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| Jabez Adams (exact or similar names) - Hamilton, Victoria Australia |
| Charles Alfred Cross (exact or similar names) - Hamilton, Victoria Australia |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Oct. 18, 1904 |
| Granted: |
Mar. 14, 1905 |
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Patent Pictures:
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Jabez Adams & Charles A. Cross Pat. March 14, 1905 |
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Stan Schulz
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Description: |
| The wrench is an example of a "pipe-grip." The size adjustment in this patent is a spring-loaded pawl which engages one tooth on a rack on the adjustable jaw. |
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