HH

Hans Helfenberger

SA Sandoz Ag: 1 patents #19 of 86Top 25%
📍 Reinach, CH: #9 of 23 inventorsTop 40%
Overall (1989): #136,188 of 140,708Top 100%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4795640 Oil in water emulsion containing propetamphos — 1989-01-03