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Priority claimed from DE19744434Aexternal-prioritypatent/DE19744434A1/en
Application filed by Chemische Fabrik Dr. Weigert Gmbh & Co. Kg.filedCriticalChemische Fabrik Dr. Weigert Gmbh & Co. Kg.
Publication of SI1021519T1publicationCriticalpatent/SI1021519T1/en