BL

Bernd Lehmann

DA Degussa Ag: 1 patents #24 of 90Top 30%
Overall (1982): #74,394 of 81,411Top 95%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4339591 Process for the production of caboxylic acid cyanides Axel Kleemann, Herbert Klenk 1982-07-13