Granted Patent
Utility
US 5,513,695 · App. 08/393,730
Support of incompressible heat transfer surface in rotary regenerative air preheaters
Inventor:
Scott Frederick Harting
Patented Case
View Patent ↗
Granted: May 7, 1996
Filed: Feb 24, 1995
Inventor
Scott Frederick Harting
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.