HK

Heike Kelkenberg

CH Chemische Werke Huels: 1 patents #16 of 75Top 25%
Overall (1982): #59,800 of 81,411Top 75%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4356307 Cyclic imides, their preparation and use Elmar Wolf 1982-10-26