ER

Ernst Rothe

OR Optische Werke G. Rodenstock: 1 patents #2 of 8Top 25%
Overall (1989): #116,309 of 140,708Top 85%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4815834 Objective of great overall length — 1989-03-28