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Priority to JP4162675ApriorityCriticalpatent/JPS51117017A/ja
Publication of JPS51117017ApublicationCriticalpatent/JPS51117017A/ja
Publication of JPS5718243B2publicationCriticalpatent/JPS5718243B2/ja
JP4162675A1975-04-041975-04-04A device to automatically regulate alternating bias for magnetic recor ding and refroducing device
GrantedJPS51117017A
(en)