US Patent: 1,469,306
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| Pliers
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Patentee:
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| Elias August Kauffman (exact or similar names) - Chicago, Cook County, IL |
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Patent Dates:
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| Applied: |
Oct. 25, 1922 |
| Granted: |
Oct. 02, 1923 |
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Patent Pictures:
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Elias A. Kauffman patent Oct. 2, 1923 |
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Stan Schulz
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Description: |
| The paired pivots provide compound leverage to the jaws. Alloy Artifacts connects this patent to a pliers produced by Master Plier Corp. of Chicago.
Master Plier secured a trade mark in June, 1925. A known example shows the trade mark and patent date. |
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