JG

Jean Grandcolas

LE Lafarge Conseils Et Etudes: 1 patents #5 of 14Top 40%
Overall (All Time): #4,072,338 of 4,157,543Top 100%
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Patent #TitleCo-InventorsDate
4338080 Seal assembly for a rotary kiln Guy Harmelin, Roger Lazzarini, Bernard Reverchon 1982-07-06