Granted Patent
Utility
US 4,424,665 · App. 06/280,169
Lubricating system for a turbomachine including a method of operating same
Inventors:
Neil A. Guest, James F. Krisner
Patented Case
View Patent ↗
Granted: Jan 10, 1984
Filed: Jul 2, 1981
Inventors
Neil A. Guest
James F. Krisner
Assignee (at issue)
Elliott Turbomachinery Co., 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.