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Priority claimed from DE8813603Uexternal-prioritypatent/DE8813603U1/en
Application filed by Peter WeilfiledCriticalPeter Weil
Publication of NO902388LpublicationCriticalpatent/NO902388L/en
Publication of NO902388D0publicationCriticalpatent/NO902388D0/en
Publication of NO176973BpublicationCriticalpatent/NO176973B/en
Publication of NO176973CpublicationCriticalpatent/NO176973C/en