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| Patents for John A. McManus | |||||
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| Picture | Number | Date | Patentee | Title | |
| 780,547 | Jan. 24, 1905 | J.B. Wiard | Starting-switch for electric motors | ||
 | 1,190,054 | Jul. 04, 1916 | J.B. Wiard | Induction-motor | |