Helmut Friedrich

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Patents Grantslast 30 patents

Information Patent Grant
Method of operating a turbine
- Patent number 4,092,824
- Issue date Jun 6, 1978
- Vereinigte Flugtechnische Werke-Fokker GmbH.
- Helmut Friedrich
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS