CA Patent: CA-16,416
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| Improvements On Pipe Cutters and Wrenches
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Patentee:
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| Joseph W. Calef (exact or similar names) - North Easton, MA |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Granted: |
Feb. 28, 1883 |
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Patent Pictures:
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Joseph W. Calef patent Feb. 28, 1883 from CANADIAN PATENT OFFICE RECORD |
CIPO Data
Espacenet patent
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Stan Schulz
16,416 in Canadian Patents Database
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Description: |
| A toggle adjusted by a wing nut and bolt, and with one end adjustable to a series of notches in the main shank provide a means for tightening the movable jaw.
The corresponding U.S. patent no. 272,526 was issued Feb. 20, 1883. |
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