WR

Wilhelm Roselius

SG Studiengesellschaft Kohle Ggmbh: 1 patents #69 of 198Top 35%
Overall (All Time): #4,069,236 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4328255 Method of extracting coffee oil containing aroma constituents from roasted coffee Otto Vitzthum, Peter Hubert 1982-05-04