EE

Erhard Effer

OR Optische Werke G. Rodenstock: 1 patents #2 of 8Top 25%
📍 Pöcking, DE: #2 of 3 inventorsTop 70%
Overall (1989): #116,706 of 140,708Top 85%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4852974 Anti-reflection film for an optical element consisting of an organic material Manfred Melzig 1989-08-01