LM

Louis Marthe

SA Societe Nationale Elf Aquitaine: 1 patents #176 of 490Top 40%
Overall (All Time): #4,114,605 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4209740 Detector for locating the interfacial boundary level between two liquids Lucien Mondeil, Max Serrus 1980-06-24