FH

Friedrich Heinz

DA Degussa Ag: 1 patents #925 of 2,007Top 50%
Overall (All Time): #4,044,170 of 4,157,543Top 100%
1
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4482719 Process for obtaining 3-cyanopyridine Beschke Helmut, Dahm Ludwig 1984-11-13