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Priority to JP16299483UpriorityCriticalpatent/JPS6069712U/ja
Publication of JPS6069712UpublicationCriticalpatent/JPS6069712U/ja
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Publication of JPS6332491Y2publicationCriticalpatent/JPS6332491Y2/ja
Method and apparatus for protecting an adjustable impedance element controlling the power supply to an electric motor, in particular in a motor vehicle