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| Patents for W. E. Carmichael | |||||
| Number | Date | Patentee | Title | Type | |
| 703,942 | Jul. 01, 1902 | H.S. Miller, G.C. Marx | Electric-motor power-transmitting device | ||
| 739,433 | Sep. 22, 1903 | G.C. Marx | Electrical controller | ||