Granted Patent
Utility
US 6,071,071 · App. 09/202,219
Side-channel fan, in particular for supplying combustion air in an independent heater of a motor vehicle
Inventor:
Fritz Mohring
Patented Case
View Patent ↗
Granted: Jun 6, 2000
Filed: Dec 9, 1998
Inventor
Fritz Mohring
Assignee (at issue)
J. Eberspaecher GmbH & Co. KG
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.