Granted Patent
Utility
US 4,906,182 · App. 07/236,451
Gas cooling system for processing furnace
Inventor:
Craig A. Moller
Patented Case
View Patent ↗
Granted: Mar 6, 1990
Filed: Aug 25, 1988
Inventor
Craig A. Moller
Assignee (at issue)
Abar Ipsen Industries, 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.