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All Patents in class 415/55.4
Patents 1 - 5 of 5
Picture	Number	Date	Patentee	Title
	320,725	Jun. 23, 1885	L.H. Timmons	Rotary Steam Engine
	2,042,499	Jun. 02, 1936	F.E. Brady	Rotary pump
	2,217,211	Oct. 08, 1940	F.E. Brady	Rotary pump
	2,277,210	Mar. 24, 1942	R.V. Cook	Peripheral Pump
	2,578,780	Dec. 18, 1951	C.D. Bower	Rotary Pump Seal

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