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.)
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 filedfiledCritical
Priority to JP9432972UpriorityCriticalpatent/JPS5246257Y2/ja
Publication of JPS4952815UpublicationCriticalpatent/JPS4952815U/ja
Application grantedgrantedCritical
Publication of JPS5246257Y2publicationCriticalpatent/JPS5246257Y2/ja