PS

Peter Schalke

DA Degussa Ag: 1 patents #24 of 90Top 30%
Overall (1982): #38,693 of 81,411Top 50%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4351778 Process for the recovery of malonodinitrile Axel Kleemann 1982-09-28