ES

Erkki Sorsa

KO Kemira Oy: 1 patents #20 of 84Top 25%
📍 Valkeakoski, FI: #34 of 66 inventorsTop 55%
Overall (All Time): #4,115,016 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4210747 Process for the preparation of viscose Esko Haukkovaara, Jan Fors 1980-07-01