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All Patents in class 55/428
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	9,173X	Oct. 15, 1835	H.C. Wiatt	Spark arrester
	5,422	Feb. 01, 1848	J.S. Lafitte	Spark Arrester
	435,057	Aug. 26, 1890	H. Farrar	Dust-collector

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