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| Patents for C. E. Parsons | |||||
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| Number | Date | Patentee | Title | Type | |
| RE13,957 | Aug. 03, 1915 | J.N. Macdonald | Chain Repairing Implement | pliers | |
| 1,252,482 | Jan. 08, 1918 | S.S. Cook, A.Q. Carnegie, C.A. Parsons | Gear Cutting Machine | gear making machines | |