Inventor
KREEB HELMUT
DE3 patents
Patents
3 patentsUS5016705AMay 21, 1991
Passenger compartment heating system, in particular bus heating system
DAIMLER BENZ AG26 citations90
US4693301ASep 15, 1987
Method for heating a road by means of geothermally fed heating installation as well as a road-heating installation for carrying out the method
DAIMLER BENZ AG26 citations90
US4773476ASep 27, 1988
Heat pipe of aluminum, steel or gray cast iron
DAIMLER BENZ AG23 citations80