Granted Patent
Utility
US 4,951,587 · App. 07/391,348
Recovery system for a training torpedo
Inventors:
Dwight J. Warner, Wayne Christenson
Patented Case
View Patent ↗
Granted: Aug 28, 1990
Filed: Aug 9, 1989
Inventors
Dwight J. Warner
Wayne Christenson
Assignee (at issue)
Honeywell Limited
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.