US Patent: 1,245,017
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Wrench
Improved Pipe Wrench
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Patentees:
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| Porfirio P. Perez (exact or similar names) - Key West, FL |
| Fernando Santana Batista (exact or similar names) - Key West, FL |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Feb. 07, 1917 |
| Granted: |
Oct. 30, 1917 |
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Patent Pictures:
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Porfirio P. Perez and Fernando Santana Batista patent October 30, 1917 |
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Stan Schulz
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Description: |
| A parallelogram linkage and gripping surfaces on both side of the shank, and the inner faces of the movable jaw pieces provide firm grip. A spring in the jaw holds the linkage in gripping position. |
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