Granted Patent
Utility
US 5,145,000 · App. 07/792,822
Steam condensate storage tank with non-freezing feature
Inventor:
George E. Kluppel
Patented Case
View Patent ↗
Granted: Sep 8, 1992
Filed: Nov 15, 1991
Inventor
George E. Kluppel
Assignee (at issue)
Hudson Products Corporation
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.