All Patents in class 198/546


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All Patents in class 198/546
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	2,179,747	Nov. 14, 1939	P.C. Malmsten	Means for conveying aggregates in portable rock crusher machines
	2,210,093	Aug. 06, 1940	S.J. Morrissey	Material handling device