US Patent: 148,566
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| Griping and Cutting Tools
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Patentee:
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| De Lancy Kennedy (exact or similar names) - New York, NY |
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Patent Dates:
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| Applied: |
Nov. 04, 1873 |
| Granted: |
Mar. 17, 1874 |
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Patent Pictures:
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1 | 2
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De Lancey Kennedy patent March 17, 1874 |
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Stan Schulz
"Vintage Machinery" entry for Pratt, Whitney & Co.
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Description: |
| Compound leverage applied to nippers, shears, punches, etc.
A known application of the principle was a metal cutting shears. |
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