Granted Patent
Utility
US 4,584,696 · App. 06/664,621
Transmission response measurement
Inventors:
Robert H. Beeman, Paul U. Lind
Patented Case
View Patent ↗
Granted: Apr 22, 1986
Filed: Oct 25, 1984
Inventors
Robert H. Beeman
Paul U. Lind
Assignee (at issue)
GTE Communication Systems 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.