WB

Willfried Blanke

Overall (All Time): #2,235,218 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6029945 Self-closing valve 2000-02-29
5738141 WC-cistern filling valve Norbert Fuchs, Gerhard H. Pieper 1998-04-14