Raimo Vaananen

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Tampere, FI

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Patents Grantslast 30 patents

Information Patent Grant
Method and a device for the generation of hot air
- Patent number 4,811,723
- Issue date Mar 14, 1989
- Partek Corporation
- Raimo Vaananen
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Control system for central heating
- Patent number 4,265,396
- Issue date May 5, 1981
- Lonnstrom Oy
- Raimo Vaananen
- F24 - HEATING RANGES VENTILATING