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Walter Sterzel
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Duesseldorf, DE
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last 30 patents
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Patent Grant
Ultramild surfactant mixtures II
Patent number
5,663,137
Issue date
Sep 2, 1997
Henkel Kommanditgesellschaft auf Aktien
Brigitte Giesen
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Patent Grant
Ultramild surfactant mixtures
Patent number
5,658,875
Issue date
Aug 19, 1997
Henkel Kommanditgesellschaft auf Aktien
Brigitte Giesen
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE