GT

Gerard Thomas

EF Elf France: 1 patents #8 of 33Top 25%
📍 Urzy, FR: #1 of 1 inventorsTop 100%
Overall (1989): #111,101 of 140,708Top 80%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

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