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Application filed by Per SchaanningfiledCriticalPer Schaanning
Priority to NO801258ApriorityCriticalpatent/NO145938C/no
Publication of NO801258LpublicationCriticalpatent/NO801258L/no
Publication of NO145938BpublicationCriticalpatent/NO145938B/no
Publication of NO145938CpublicationCriticalpatent/NO145938C/no