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Heinz Dahlmann

MA Mannesmann Ag: 1 patents #514 of 1,341Top 40%
📍 Duisburg, DE: #420 of 870 inventorsTop 50%
Overall (All Time): #4,109,596 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4197013 Calibration of dust monitoring instruments Paul van Ackeren, Helmut Gauter, Wilhelm Thielmann 1980-04-08