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Priority to JP4478680UpriorityCriticalpatent/JPS6349075Y2/ja
Publication of JPS56147731UpublicationCriticalpatent/JPS56147731U/ja
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Publication of JPS6349075Y2publicationCriticalpatent/JPS6349075Y2/ja
Device for protecting electronic circuits against supply battery disconnection (load dump) and/or overvoltages in the electrical supply circuit of motor vehicles