Granted Patent
Utility
US 4,458,955 · App. 06/339,586
Suspension arm for upper and lower track runs
Inventor:
William A. Webb
Patented Case
View Patent ↗
Granted: Jul 10, 1984
Filed: Jan 15, 1982
Inventor
William A. Webb
Assignee (at issue)
AAI 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.