Granted Patent
Utility
US 4,742,560 · App. 06/839,867
Mobile radio unit in cellular wide range mobile communication system
Inventor:
Kanji Arai
Patented Case
View Patent ↗
Granted: May 3, 1988
Filed: Mar 14, 1986
Inventor
Kanji Arai
Assignee (at issue)
OKI ELECTRIC INDUSTRY CO., LTD.
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.