CD

Christian Daumas

EF Electricite De France: 1 patents #99 of 546Top 20%
SB Spie Batignolles: 1 patents #6 of 18Top 35%
Overall (All Time): #3,896,902 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4904347 Method and apparatus for distilling liquid hydrocarbon products Pierre Cros 1990-02-27