Granted Patent
Utility
US 3,990,012 · App. 05/571,869
Remote transceiver for a multiple site location in a two-way cable television system
Inventor:
William F. Karnes
Patented Case
View Patent ↗
Granted: Nov 2, 1976
Filed: Apr 25, 1975
Inventor
William F. Karnes
Assignee (at issue)
Tocom 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.