JC

Jean-Marie Charamnac

EF Elf France: 1 patents #8 of 33Top 25%
Overall (1989): #135,799 of 140,708Top 100%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4864603 Method of transmission of information or measurement data and device for using the method Jean-Claude Battmann, Gerard Brochard, Roland Finas, Vincent Pietri 1989-09-05