Carl-Goran Heden

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S-104 01 Stockholm, SE

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Patents Grantslast 30 patents

Information Patent Grant
Climate control in building structures
- Patent number 4,660,321
- Issue date Apr 28, 1987
- Carl-Goran Heden
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Climate-controlled building construction
- Patent number 4,233,958
- Issue date Nov 18, 1980
- Carl-Goran Heden
- F24 - HEATING RANGES VENTILATING