Granted Patent
Utility
US 4,672,233 · App. 06/747,915
Controller with dual function switch
Inventor:
Charles E. Scott
Patented Case
View Patent ↗
Granted: Jun 9, 1987
Filed: Jun 24, 1985
Inventor
Charles E. Scott
Assignee (at issue)
Emhart Industries, 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.