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Priority claimed from AT2036/88Aexternal-prioritypatent/AT392972B/en
Application filed by Chemiefaser Lenzing AgfiledCriticalChemiefaser Lenzing Ag
Publication of HRP921350A2publicationCriticalpatent/HRP921350A2/en
Publication of HRP921350B1publicationCriticalpatent/HRP921350B1/en