CA Patent: CA-3,671
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Pipe Wrench
Dunlop's Improved Steam and Gas-Fitting Wrench
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Patentee:
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| Robert Dunlop (exact or similar names) - St. Thomas, ON Canada |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Jul. 06, 1874 |
| Granted: |
Jul. 20, 1874 |
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Patent Pictures:
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Robert Dunlop patent July 20, 1874 |
CIPO Data
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Stan Schulz
Search Canadian Patents 1869-1894
Canadian patent no. 3,671 in FLICKR
3,671 in Canadian Patents Database
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Description: |
| Swinging hook jaw; curved jaw face on the shank, with graduated sized gripping teeth.
Dunlop says his occupation is Blacksmith. |
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