CA Patent: CA-2,167
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Improved Wrench
Gilbert's Seize and Hold-Fast Self-adjusting Wrench
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Patentee:
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| Francis Stephen Gilbert (exact or similar names) - Oshawa, ON Canada |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Feb. 28, 1873 |
| Granted: |
Mar. 20, 1873 |
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Patent Pictures:
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Francis Stephen Gilbert -- Assigned to Algernon S. Whiting - patent March 20, 1873 |
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Stan Schulz
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Canadian patent no. 2,167 in FLICKR
2,167 in Canadian Patents Database
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Description: |
| Self-adjusting wrench with a stop to limit the opening of the movable jaw.
Gilbert describes his occupation as Iron Founder. |
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