Granted Patent
Utility
US 4,675,687 · App. 06/821,438
AM-FM cellular telephone multiband antenna for motor vehicle
Inventor:
James O. Elliott
Patented Case
View Patent ↗
Granted: Jun 23, 1987
Filed: Jan 22, 1986
Inventor
James O. Elliott
Assignee (at issue)
General Motors LLC
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.