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Priority claimed from JP50123069Aexternal-prioritypatent/JPS5247319A/ja
Application filed by Victor Company Of JapanfiledCriticalVictor Company Of Japan
Priority to AT444978ApriorityCriticalpatent/AT374995B/de
Publication of ATA444978ApublicationCriticalpatent/ATA444978A/de
Application grantedgrantedCritical
Publication of AT374995BpublicationCriticalpatent/AT374995B/de