WS

Wilhelm Sprick

ZI Zimmer: 1 patents #602 of 1,039Top 60%
Overall (All Time): #3,693,653 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5795595 Spinning pack with sand filter Heinz-Dieter Beeck, Bernd Kretschmann 1998-08-18