Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Original Assignee
Sony Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sony CorpfiledCriticalSony Corp
Priority to JP50148175ApriorityCriticalpatent/JPS5813964B2/en
Publication of JPS5271214ApublicationCriticalpatent/JPS5271214A/en
Publication of JPS5813964B2publicationCriticalpatent/JPS5813964B2/en