WB

Walter Brommel

DG Didier Engineering Gmbh: 2 patents #29 of 71Top 45%
Overall (All Time): #2,369,069 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4284478 Apparatus for quenching hot coke — 1981-08-18
4246072 Process and apparatus for quenching hot coke — 1981-01-20