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All Patents in class 92/100
Patents 1 - 4 of 4
Picture	Number	Date	Patentee	Title
	7,816X	Nov. 19, 1833	B. Lapham	Forcing pump
	19,834	Apr. 06, 1858	W. Douglas, B. Douglas	Portable pump
	2,298,253	Oct. 06, 1942	W.E. Cowley, E.J. Dillman	Valve
	2,306,768	Dec. 29, 1942	D.D. Wile	Control Device

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