All Patents in class 81/336


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All Patents in class 81/336
Patents 1 - 5 of 5
Picture	Number	Date	Patentee	Title
	69,896	Oct. 15, 1867	H. Bitter	Improvement in Combined Hose, Tongs, Clamp, Wrench and Pick
	146,254	Jan. 06, 1874	H.P. Hood	Railway-Wrench
	370,447	Sep. 27, 1887	C.M. Brown	Adjustable Wrench
	493,088	Mar. 07, 1893	F.W. Heinke	Tool designed for plumbers' use.
	1,553,623	Sep. 15, 1925	J.H. McLeod	Parallel Valve Spring Lifter