VK

Volker Koppenhagen

Overall (1982): #25,576 of 81,411Top 35%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4311643 Process for producing metal corrinoids Gerhard Schlingmann, Bernd Dresow, Ortrud Ebelmann 1982-01-19