US Patent: 1,410,993
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| Chain Pipe Wrench
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Patentee:
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| Addison B. Carill (exact or similar names) - New York, NY |
| USPTO Classifications: |
| 81/68 |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
May 18, 1921 |
| Granted: |
Mar. 28, 1922 |
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Patent Pictures:
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Addison B. Carll patent March 28, 1922 |
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Stan Schulz
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Description: |
| The bifurcated head, chain and connecting points are designed so the the wrench will grip in either direction without removing and replacing the chain. |
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