HK

Herbert Klenk

DA Degussa Ag: 1 patents #33 of 130Top 30%
Overall (1989): #106,706 of 140,708Top 80%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4824987 Method of preparing m-trifluoromethylphenyl acetonitrile Axel Kleemann, Klaus Huthmacher, Dieter Most 1989-04-25