Granted Patent
Utility
US 4,878,053 · App. 07/181,678
Actuation method
Inventors:
Louis H. Rorden, T. Charles Moore
Patented Case
View Patent ↗
Granted: Oct 31, 1989
Filed: Apr 14, 1988
Inventors
Louis H. Rorden
T. Charles Moore
Assignee (at issue)
Develco, 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.