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All Patents in class 254/305
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	1,141,679	Jun. 01, 1915	W.A. Barker	Electrically-driven hoist
	1,395,850	Nov. 01, 1921	H. McLaren	Cable Reciprocating Apparatus
	1,806,433	May 19, 1931	G.E. Weaver, A.J. Vettel	Wreck crane

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