Granted Patent
Utility
US 5,231,734 · App. 07/787,485
Friction hinge assembly
Inventor:
Edward T. Rude
Patented Case
View Patent ↗
Granted: Aug 3, 1993
Filed: Nov 4, 1991
Inventor
Edward T. Rude
Assignee (at issue)
General Clutch Corporation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.