All Patents in class 251/147


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All Patents in class 251/147
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	9,380X	Feb. 10, 1836	C.W. Peckham	Molasses faucet
	1,189,764	Jul. 04, 1916	H.L. Whitman	Relief-valve for internal-combustion engines