Granted Patent
Utility
US 5,775,583 · App. 08/429,647
Hydrodynamic heat generator for a motor vehicle
Inventors:
Andreas Braatz, Hans Hanke
Patented Case
View Patent ↗
Granted: Jul 7, 1998
Filed: Apr 27, 1995
Inventors
Andreas Braatz
Hans Hanke
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.