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Priority claimed from JP2125871Aexternal-prioritypatent/JPS5731321B1/ja
Priority claimed from JP3998771Aexternal-prioritypatent/JPS5120124B1/ja
Application filed by Victor Company Of JapanfiledCriticalVictor Company Of Japan
Publication of ATA298472ApublicationCriticalpatent/ATA298472A/en
Application grantedgrantedCritical
Publication of AT338875BpublicationCriticalpatent/AT338875B/en