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Application filed by Jens H AbotnesfiledCriticalJens H Abotnes
Priority to NO780377ApriorityCriticalpatent/NO142378C/no
Publication of NO780377LpublicationCriticalpatent/NO780377L/no
Publication of NO142378BpublicationCriticalpatent/NO142378B/no
Publication of NO142378CpublicationCriticalpatent/NO142378C/no