UD

Ulrich Dahlhaus

FF Firma Carl Freudenberg: 2 patents #4 of 42Top 10%
📍 Trier, DE: #1 of 4 inventorsTop 25%
Overall (1997): #20,874 of 185,788Top 15%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5642889 Sealing ring Franz Pauler, Rolf Vogt 1997-07-01
5611548 Sealing arrangement — 1997-03-18