NS

Norbert Siegmund

DK Dr. Herfeld Gmbh & Co. Kg: 1 patents #6 of 9Top 70%
📍 Neuenrade, DE: #26 of 53 inventorsTop 50%
Overall (All Time): #3,809,427 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5358332 Mixing device having axially adjustable mixing blades Michael Derksen 1994-10-25