Granted Patent
Utility
US 4,688,262 · App. 06/844,152
Externally connectable control unit for a portable radio
Inventors:
Henry A. Schaefer, Terry N. Garner
Patented Case
View Patent ↗
Granted: Aug 18, 1987
Filed: Mar 26, 1986
Inventors
Henry A. Schaefer
Terry N. Garner
Assignee (at issue)
General Electric 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.