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All Patents in class 417/568
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	978,673	Dec. 13, 1910	J.M. Stratton	Double-acting horizontal power-pump
	1,219,511	Mar. 20, 1917	C.W. Weiss	Air Compressor
	2,481,183	Sep. 06, 1949	H.R. Welby	Pump Priming Means

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