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Application filed by Standard Electric PuhelinteollfiledCriticalStandard Electric Puhelinteoll
Priority to FI851344ApriorityCriticalpatent/FI74117C/en
Publication of FI851344A0publicationCriticalpatent/FI851344A0/en
Publication of FI851344LpublicationCriticalpatent/FI851344L/en
Publication of FI74117BpublicationCriticalpatent/FI74117B/en
Application grantedgrantedCritical
Publication of FI74117CpublicationCriticalpatent/FI74117C/en