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 JP1975011864UpriorityCriticalpatent/JPS5548531Y2/ja
Publication of JPS5193941UpublicationCriticalpatent/JPS5193941U/ja
Application grantedgrantedCritical
Publication of JPS5548531Y2publicationCriticalpatent/JPS5548531Y2/ja