FB

Fred Blankenhagen

EA Enfo Grundlagenforschungs Ag: 1 patents #1 of 3Top 35%
📍 Penzberg, DE: #2 of 6 inventorsTop 35%
Overall (1989): #115,235 of 140,708Top 85%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4883638 Method and device for producing a friction or rubbing element Hermann Putz 1989-11-28