US Patent: 265,445
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| Wrench
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Patentee:
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| Peter Rotermund (exact or similar names) - Eureka, CA |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Apr. 24, 1882 |
| Granted: |
Oct. 03, 1882 |
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Patent Pictures:
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Peter Rothermund patent October 3, 1882 |
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Stan Schulz
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Description: |
| The main feature of the patent is the swinging toothed side piece on the movable jaw which engages with teeth on the shank to hold adjustment. The patented feature is the shape of the teeth which would clear the corresponding grooves of dirt.
The comparable Canadian patent is no. CA-18,038 issued Nov. 4, 1883. |
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