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Priority claimed from DE1812565Aexternal-prioritypatent/DE1812565C3/de
Application filed by Bayer AgfiledCriticalBayer Ag
Priority to NO741544ApriorityCriticalpatent/NO134698C/no
Publication of NO134698BpublicationCriticalpatent/NO134698B/no
Publication of NO134698CpublicationCriticalpatent/NO134698C/no