Granted Patent
Utility
US 4,703,386 · App. 06/618,562
Power receptacle and associated filter
Inventors:
Larry A. Speet, Bruce A. Rentz
Patented Case
View Patent ↗
Granted: Oct 27, 1987
Filed: Jun 8, 1984
Inventors
Larry A. Speet
Bruce A. Rentz
Assignee (at issue)
Steelcase Inc.
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.