Granted Patent
Utility
US 4,285,172 · App. 06/071,925
Power drive apparatus for telescopic seating system
Inventor:
Robert E. Quigley
Patented Case
View Patent ↗
Granted: Aug 25, 1981
Filed: Sep 4, 1979
Inventor
Robert E. Quigley
Assignee (at issue)
American Seating Company
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.