ED

Elyes Draoui

SA Societe Nationale Elf Aquitaine: 1 patents #10 of 60Top 20%
Overall (1994): #138,475 of 165,921Top 85%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5277061 Method for determining the rotation speed of a drill bit — 1994-01-11