Patents for Graham Roller Bearing Company


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Patents for Graham Roller Bearing Company
Patents 1 - 3 of 3
Number	Date	Patentee	Title	Type
1,328,428	Jan. 20, 1920	D.F. Graham	Socket-Wrench	socket wrenches
D57,775	May 03, 1921	D.F. Graham	Socket Wrench	socket wrenches
D59,417	Oct. 18, 1921	D.F. Graham	Socket Wrench	wrench sockets