Granted Patent
Utility
US 4,433,344 · App. 06/324,902
Automatic television antenna control system
Inventors:
James H. Gradin, John S. Joseph
Patented Case
View Patent ↗
Granted: Feb 21, 1984
Filed: Nov 25, 1981
Inventors
James H. Gradin
John S. Joseph
Assignee (at issue)
Sundstrand Data Control, 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.