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Application filed by Nebb AsfiledCriticalNebb As
Priority to NO256872ApriorityCriticalpatent/NO132609C/no
Priority to DE19722239263prioritypatent/DE2239263C3/de
Publication of NO132609BpublicationCriticalpatent/NO132609B/no
Publication of NO132609CpublicationCriticalpatent/NO132609C/no