OB

Otmar Birkner

📍 Hildesheim, DE: #9 of 32 inventorsTop 30%
Overall (2020): #324,369 of 565,922Top 60%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10526084 Autogyro — 2020-01-07