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 JP12495779UpriorityCriticalpatent/JPS5733210Y2/ja
Publication of JPS5642520UpublicationCriticalpatent/JPS5642520U/ja
Application grantedgrantedCritical
Publication of JPS5733210Y2publicationCriticalpatent/JPS5733210Y2/ja