JB

Jean-Claude Bontemps

PG Polytec Gmbh: 1 patents #202 of 432Top 50%
Overall (All Time): #3,536,524 of 4,157,543Top 90%
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Patent #TitleCo-InventorsDate
6349835 Water treatment installation Franc Saux, Jean-Michel Espenan 2002-02-26