AK

Alfons Kreher

DA Degussa Ag: 1 patents #33 of 130Top 30%
Overall (1989): #133,383 of 140,708Top 95%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4807819 Process and apparatus for granulating powdery materials Werner Nagel, Bernd Brandt, Albert Peters 1989-02-28