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| Patents for Edward Colson | |||||
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| Number | Date | Patentee | Title | Type | |
| 55,117 | May 29, 1866 | J. King, Jr. | Improvement in bent-lever scales | scales and balances | |
| 89,559 | May 04, 1869 | E. Colson | Improvement in saw-teeth | saw teeth | |
| 96,674 | Nov. 09, 1869 | E. Colson | Improvement in saw-teeth | saw teeth | |