All Patents in class 73/313


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All Patents in class 73/313
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	1,552,373	Sep. 01, 1925	B.F. Winterhoff	Electric gauge for gasoline tanks
	3,452,175	Jun. 24, 1969	D.F. Wilkes	Rolamite bearings