US Patent: 402,186
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| Wrench
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Patentee:
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| Ira F. Peck (exact or similar names) - Providence, RI |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Dec. 17, 1888 |
| Granted: |
Apr. 30, 1889 |
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Patent Pictures:
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Ira F. Peck patent April 30, 1889 |
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Stan Schulz
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Description: |
| A supplemental wedge-faced tightening lever combined with a tapered face on the corresponding ferule. Touted as an improvement on screw-threaded supplemental tightening levers (e.g. pat. no. 362,908). |
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