Granted Patent
Utility
US 5,050,795 · App. 07/601,356
Process and apparatus for regulating an interior temperature of a motor vehicle
Inventor:
Otto Knittel
Patented Case
View Patent ↗
Granted: Sep 24, 1991
Filed: Oct 23, 1990
Inventor
Otto Knittel
Assignee (at issue)
Hella KGaA Hueck & Co.
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.