Legal status (The legal status 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 status listed.)
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
Filing date
Publication date
Priority claimed from JP50018593Aexternal-prioritypatent/JPS5752754B2/ja
Application filed by Sony CorpfiledCriticalSony Corp
Application grantedgrantedCritical
Publication of AU491650B2publicationCriticalpatent/AU491650B2/en
Publication of AU1096876ApublicationCriticalpatent/AU1096876A/en