GL

Gerhard Liebel

Overall (All Time): #2,353,571 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4559099 Etching device Bert Kegel 1985-12-17
4521719 Ion beam gun — 1985-06-04