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| All Patents in class 417/360 | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,026,904 | May 21, 1912 | J. Burke | Electric motor | blowers | |
| 3,871,795 | Mar. 18, 1975 | R.T. Habdo, W.P. Burger | Fan construction | ||