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All Patents in class 310/227
Patents 1 - 5 of 5
Picture	Number	Date	Patentee	Title
	1,115,406	Oct. 27, 1914	J.L. Davis	Dynamo-electric machine
	1,594,150	Jul. 27, 1926	J. Burke	Current-collecting device
	2,301,156	Nov. 03, 1942	G.D. Behlen	Ventilation system for portable power tools
	2,541,235	Feb. 13, 1951	J.D. Gayer	Fan arrangement for electrical devices
	2,624,855	Jan. 06, 1953	J.D. Gayer	Fan arrangement for electrical devices

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