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All Patents in class 254/376
Patents 1 - 5 of 5
Picture	Number	Date	Patentee	Title
	186,696	Jan. 30, 1877	A.J. Tschantz	Improvement in Carriage-Lifters
	713,487	Nov. 11, 1902	P. Olsen	Device for operating the dogs of hoisting-engines
	1,806,433	May 19, 1931	G.E. Weaver, A.J. Vettel	Wreck crane
	2,913,224	Nov. 17, 1959	G. Uhlig	Winch
	3,198,487	Aug. 03, 1965	D.C. Cox	Rapid lowering winch-hoist

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