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All Patents in class 411/940
Patents 1 - 6 of 6
Picture	Number	Date	Patentee	Title
	215,836	May 27, 1879	G.W. Rhines	Improvement in Lock-Nuts
	679,927	Aug. 06, 1901	W.A. Warman	Method of Making Screws
	1,528,143	Mar. 03, 1925	F.B. Cockburn	Lock Nut
	1,616,286	Feb. 01, 1927	E.B. Stimpson	Bolt and nut assembly
	1,862,623	Jun. 14, 1932	F.T. Harrington	Tool Holder
	2,250,324	Jul. 22, 1941	R.S. Baker	Band saw guard and guide

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