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All Patents in class 415/112
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	41,508	Feb. 09, 1864	B. Holly	Water Wheel
	86,469	Feb. 02, 1869	B.F. Sturtevant	Improvement in blowers
	940,257	Nov. 16, 1909	C.V. Kerr	Centrifugal Pump

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