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 JP1977049418UpriorityCriticalpatent/JPS5813584Y2/ja
Publication of JPS53144093UpublicationCriticalpatent/JPS53144093U/ja
Application grantedgrantedCritical
Publication of JPS5813584Y2publicationCriticalpatent/JPS5813584Y2/ja