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Priority claimed from DE19681574489external-prioritypatent/DE1574489B2/de
Application filed by Ted Bildplatten, Dickopp GfiledCriticalTed Bildplatten
Priority to NO107473ApriorityCriticalpatent/NO133245C/no
Publication of NO133245BpublicationCriticalpatent/NO133245B/no
Publication of NO133245CpublicationCriticalpatent/NO133245C/no