US Patent: 1,063,153
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Pipe Wrench
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Patentee:
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Laurance D. Benedict (exact or similar names) - Chicago, IL |
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Patent Dates:
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Applied: |
Oct. 19, 1912 |
Granted: |
May 27, 1913 |
Patent Pictures:
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Laurance D. Benedict patent May 27, 1913 with BENEDICT CHAIN WRENCH from 1914 advertisement |
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Stan Schulz BENEDICT CHAIN WRENCH (FLICKR)
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Description: |
Chain pipe wrench with the chain housed in the hollow handle, and retracted by a tension spring. The edges of the chain links have gripping teeth. A mid-1913 advertisement noted 5 sizes were available; the largest handling pipe 12" in diameter. |
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