All Patents in class 198/721


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All Patents in class 198/721
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	2,263,499	Nov. 18, 1941	F. Huber	Exhaust Box Conveyer
	3,129,823	Apr. 21, 1964	G.A. Bilocq	Centering mechanism for paper rolls and the like