All Patents in class 432/51


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All Patents in class 432/51
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	577,313	Feb. 16, 1897	J. McLean	Coffee Roaster
	2,346,923	Apr. 18, 1944	T.A. Waltz, A. Kullman	Apparatus for Flame Hardening Racks and the Like