RB

Rudolf Bierling

AA Audi Ag: 1 patents #4 of 23Top 20%
📍 Eselsberg, DE: #1 of 1 inventorsTop 100%
Overall (1989): #60,274 of 140,708Top 45%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4870990 Double-flow butterfly valve part Max Ruf, Wilhelm Hannibal 1989-10-03