Alain Guinot

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St Rogatien, FR

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for regulating the internal pressure of a vent...
- Patent number 5,984,773
- Issue date Nov 16, 1999
- GEC Alsthom Transport SA
- Yves Gervais
- F24 - HEATING RANGES VENTILATING