GK

Gunter Kleff

MA Mannesmann Ag: 1 patents #514 of 1,341Top 40%
Overall (All Time): #3,902,015 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4922505 Plant for utilization of exhaust gases of an electric steel furnace Paul van Ackeren, Karl-Heinz Schmitz, Bernfried Stache, Heinrich Becker 1990-05-01