Granted Patent
Utility
US 5,368,091 · App. 08/195,913
Temperature monitoring method and system for regenerative heat exchanger
Inventors:
James D. Seebald, Carlton L. Bledsoe, William T. Amundson
Patented Case
View Patent ↗
Granted: Nov 29, 1994
Filed: Feb 10, 1994
Inventors
James D. Seebald
Carlton L. Bledsoe
William T. Amundson
Assignee (at issue)
ABB Air Preheater 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.