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All Patents of Type: spark arresters
Patents 1 - 4 of 4
First set of recordsLast set of records
167,738Sep. 14, 1875O.S. French, D. June, R. BraytonSpark-Arresterspark arresters
224,001Feb. 03, 1880A. DelaneySpark-arrester for steam-boilersspark arresters
663,148Dec. 04, 1900G.F. ConnerSpark Arrester and Extinguisherspark arresters
872,072Nov. 26, 1907F.J. LymanSpark Destroyer for Smoke Stacksspark arresters
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