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Quick search:	Patent number:	Patent Date:

All Patents in class 55/329
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	2,368,343	Jan. 30, 1945	E.E. Buskirk	Air purifier
	2,384,414	Sep. 04, 1945	C.H. Antrim	Dust collector for grinding and other machines
	2,430,448	Nov. 11, 1947	R. Breckheimer	Dust collector

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