CA Patent: CA-150,778
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| Wrench
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Patentee:
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| Thomas Hinds (exact or similar names) - Winnipeg, Manitoba Canada |
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Patent Dates:
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| Applied: |
Jul. 07, 1913 |
| Granted: |
Sep. 30, 1913 |
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Patent Pictures:
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Thomas Hinds patent Sept. 30, 1913 - edited from Canadian Patent Office Record |
CIPO Data
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Stan Schulz
CA-150778 in Canadian Patents Database
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Description: |
| From the claims: "A wrench for varying sized pies presenting a fixed jaw presenting as common gripping point for the various sizes of pipes, and a co-acting pivotally mounted rotary jaw having portions of the margin therof cut away to present re-entrant curves of varying radii corresponding to the radii of the various pipes..."
Corresponding U.S. patent 1,105,782 was granted August 4, 1914; a known example of the wrench is marked with British patent number 102960 of 1916. |
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