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Priority claimed from DE19691949068external-prioritypatent/DE1949068A1/de
Priority claimed from DE19691962127external-prioritypatent/DE1962127A1/de
Priority claimed from DE19691962128external-prioritypatent/DE1962128A1/de
Priority claimed from DE19702061862external-prioritypatent/DE2061862A1/de
Application filed by Henkel & Cie GmbhfiledCriticalHenkel & Cie Gmbh
Application grantedgrantedCritical
Publication of AT320575BpublicationCriticalpatent/AT320575B/de