GB

Gerhard Buttner

BH Bayer Healthcare: 1 patents #249 of 594Top 45%
Overall (1982): #63,896 of 81,411Top 80%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4321204 Preparation of certain 2-methyl-2,3-dihydro-benzofuran-7-ols Karl-Friedrich Christmann, Manfred Lenthe, Udo Allenbach 1982-03-23