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| All Patents in class 318/545 | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,016,794 | Feb. 06, 1912 | E.W. Stull | System of motor control | motor controls | |
| 1,120,709 | Dec. 15, 1914 | E.L. Gale, Sr. | Automatic Starter for Electric Motors | motor controls | |