Granted Patent
Utility
US 5,046,550 · App. 07/580,598
Cooling-air ducting system in the front-end space of a motor vehicle
Inventors:
Wolf Boll, Reinhard Steinkamper
Patented Case
View Patent ↗
Granted: Sep 10, 1991
Filed: Sep 11, 1990
Inventors
Wolf Boll
Reinhard Steinkamper
Assignee (at issue)
MERCEDES-BENZ GROUP AG
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.