Rolf Schaper

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Ditzingen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Cooling device for an internal combustion engine and method for con...
- Patent number 4,955,431
- Issue date Sep 11, 1990
- Behr-Thomson Dehnstoffregler GmbH
- Roland Saur
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES