Karl Olof Ragnar Gronvall

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Borensberg, SW

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Patents Grantslast 30 patents

Information Patent Grant
System for supplying fuel and combustion air to an external combust...
- Patent number 4,067,191
- Issue date Jan 10, 1978
- Forenade Fabriksverken
- Karl Olof Ragnar Gronvall
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Power control compressor arrangement in hot gas engine
- Patent number 3,984,983
- Issue date Oct 12, 1976
- Forenade Fabriksverken
- Karl Olof Ragnar Gronvall
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS