All Patents in class 222/397


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All Patents in class 222/397
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	120,521	Oct. 31, 1871	E. Hitt, A. Lent	Improvement in machines for upsetting tires
	152,332	Jun. 23, 1874	D.H. Chamberlain	Improvement in oilers