All Patents in class 242/576


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


Quick search:	Patent number:	Patent Date:

All Patents in class 242/576
Patents 1 - 2 of 2
Number	Date	Patentee	Title	Type
3,456,893	Jul. 22, 1969	A. Michelson	Expanding mandrel assembly	sheet metal
3,934,836	Jan. 27, 1976	D.L. Dunlap, J.H. Muhlenkamp, C.E. Huelsman	Mandrel assembly