RD

Rolf Drucktenhengt

FF Firma Carl Freudenberg: 1 patents #255 of 512Top 50%
Overall (All Time): #3,845,948 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5096207 Cartridge seal with dual lipped secondary seal Reinhold Seeh, Rolf Vogt 1992-03-17