Granted Patent
Utility
US 6,187,066 · App. 08/937,357
Central heating device for a gas-generating system
Inventors:
Uwe Benz, Stefan Boneberg, Dietmar Heil
Patented Case
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Granted: Feb 13, 2001
Filed: Sep 24, 1997
Inventors
Uwe Benz
Stefan Boneberg
Dietmar Heil
Assignee (at issue)
Daimlerchrysler 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.