CA Patent: CA-46,668
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| Combined Wrench and Rod Vise
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Patentee:
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| John W. Wulff (exact or similar names) - Blair, NE |
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Patent Dates:
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| Applied: |
Jun. 25, 1894 |
| Granted: |
Jul. 26, 1894 |
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Patent Pictures:
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John W. Wulff patent July 26, 1894 edited from CANADIAN PATENT OFFICE RECORD |
CIPO Data
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Stan Schulz
46,668 in Canadian Patents Database
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Description: |
| The patent is for the slot and set screw combination which creates a wrench or holding clamp for well pump-rod. Some known examples have no visible markings. One known example marked "T P Co. ROCKFORD ILL / ROD HOLDER" varies in style from the other known unmarked examples.
Corresponding U.S. patent no. 501,177 was issued July 11, 1893. See that entry for photos and production information. |
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