EC

Evelyne Chassagneux

EF Elf France: 1 patents #8 of 33Top 25%
📍 Millery, FR: #1 of 2 inventorsTop 50%
Overall (1989): #115,819 of 140,708Top 85%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4844943 Process for protecting metallic surfaces against vanadosodic corrosion Gerard Thomas 1989-07-04