CA Patent: CA-52,971
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| Wrench
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Patentees:
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| John McCarthy Palmer (exact or similar names) - Marysville, MT |
| William F. Trites (exact or similar names) - Marysville, MT |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
May 30, 1896 |
| Granted: |
Jul. 20, 1896 |
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Patent Pictures:
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J. M. Palmer and W. F. Trites patent July 20, 1896 edited from CANADIAN PATENT OFFICE RECORD |
CIPO Data
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Stan Schulz
Canadian patent no. 52,971 in FLICKR
52,971 in Canadian Patents Database
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Description: |
| Screw-adjust pipe wrench, with the movable jaw and adjusting nut in a rocking frame.
Corresponding U.S. patent no. 574,624 was issued January 5, 1897 to John M. Palmer. |
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