All Patents in class 72/144


	Home\| FAQ	Search:Advanced\|Person\|Company\| Type\|Class	Login


Quick search:	Patent number:	Patent Date:

All Patents in class 72/144
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	16,793	Mar. 10, 1857	P.G. Gardiner	Machine for Coiling Steel Springs
	304,639	Sep. 02, 1884	J. Cook, C.F. Grimmett	Device for Making Coils Rings and Similar Articles
	379,393	Mar. 13, 1888	H.A. Harvey	Machine for Making Washers