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Pierre Bouttier
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Sarcelles, FR
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last 30 patents
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Patent Grant
Device for metering pulverulent materials
Patent number
5,104,230
Issue date
Apr 14, 1992
Saint-Gobain Vitrage
Jean-Pierre Douche
G01 - MEASURING TESTING
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Patent Grant
Process and device for metering pulverulent materials
Patent number
4,789,569
Issue date
Dec 6, 1988
Saint-Gobain Vitrage
Jean-Pierre Douche
G01 - MEASURING TESTING