Granted Patent
Utility
US 4,754,690 · App. 06/909,381
Electrically controlled hydraulically driven actuator assembly
Inventors:
Ronald J. Louis, Leslie S. Terp
Patented Case
View Patent ↗
Granted: Jul 5, 1988
Filed: Sep 19, 1986
Inventors
Ronald J. Louis
Leslie S. Terp
Assignee (at issue)
AlliedSignal, 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.