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| All Patents in class 416/110 | |||||
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| Number | Date | Patentee | Title | Type | |
| 494,978 | Apr. 04, 1893 | S.S. Wheeler, F.B. Crocker | Electric Motor | electric motors | |
| 1,721,249 | Jul. 16, 1929 | F. Diehl | Gyratory fan | ||