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 JP1977148045UpriorityCriticalpatent/JPS6032439Y2/ja
Publication of JPS5473449UpublicationCriticalpatent/JPS5473449U/ja
Application grantedgrantedCritical
Publication of JPS6032439Y2publicationCriticalpatent/JPS6032439Y2/ja