Granted Patent
Utility
US 4,724,516 · App. 06/810,402
Method and apparatus for setting analog command signals by change signals of variable duration
Inventors:
Donald W. Day, John C. Wetter, Paul H. Brace, Lary L. Fields
Patented Case
View Patent ↗
Granted: Feb 9, 1988
Filed: Dec 18, 1985
Inventors
Donald W. Day
John C. Wetter
Paul H. Brace
Lary L. Fields
Assignee (at issue)
Barber-Coleman Company
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.