All Patents in class 198/850


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All Patents in class 198/850
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	145,771	Dec. 23, 1873	S. Wheeler	Improvement in ore-washers
	263,699	Sep. 05, 1882	J.D. Heebner	Raking Attachment for Harvester Binders
	275,213	Apr. 03, 1883	L.P. Hoyt	Endless-chain bed for wood-working machines