CA Patent: CA-62,581
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| Pipe Wrench
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Patentee:
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| William Crawford (exact or similar names) - Sudbury, Ontario Canada |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Nov. 22, 1898 |
| Granted: |
Feb. 07, 1899 |
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Patent Pictures:
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William Crawford patent Febr. 7, 1899 - edited |
CIPO Data
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Stan Schulz
62,581 in Canadian Patents Database
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Description: |
| The patent claims the use of the cam lever to slide the movable jaw. The range of sizes can be adjusted by relocating the pivot point to one of several holes in the cam lever. |
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