Granted Patent
Utility
US 4,625,318 · App. 06/703,798
Frequency modulated message transmission
Inventor:
Robert Snyder
Patented Case
View Patent ↗
Granted: Nov 25, 1986
Filed: Feb 21, 1985
Inventor
Robert Snyder
Assignee (at issue)
Wang Laboratories, Inc.
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.