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 JP1971072118UpriorityCriticalpatent/JPS5142086Y2/ja
Publication of JPS4828712UpublicationCriticalpatent/JPS4828712U/ja
Application grantedgrantedCritical
Publication of JPS5142086Y2publicationCriticalpatent/JPS5142086Y2/ja