Granted Patent
Utility
US 4,653,086 · App. 06/712,303
Communication terminal for processing voice and graphical information
Inventor:
Manfred Laube
Patented Case
View Patent ↗
Granted: Mar 24, 1987
Filed: Mar 15, 1985
Inventor
Manfred Laube
Assignee (at issue)
International Standard Electric Corporation
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.