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Priority claimed from DE2353995Aexternal-prioritypatent/DE2353995C3/en
Application filed by Ella Conradty Peter Conradty, Trading As C ConradtyfiledCriticalElla Conradty Peter Conradty
Publication of IE39945LpublicationCriticalpatent/IE39945L/en
Publication of IE39945B1publicationCriticalpatent/IE39945B1/en