All Patents in class 110/234


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All Patents in class 110/234
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	344,970	Jul. 06, 1886	W.J. Liddell	Portable steam-boiler furnace
	522,331	Jul. 03, 1894	G.S. Strong	Regenerative-boiler setting