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