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| Patents for John F. Crean | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,122,633 | Dec. 29, 1914 | E.S. Pillsbury | Dynamo-electric machine | induction motors | |
| 1,130,017 | Mar. 02, 1915 | E.S. Pullsbury | Centrifugal circuit-changing device for electric motors | induction motors | |