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 JP1977063579UpriorityCriticalpatent/JPS5727006Y2/ja
Publication of JPS53157251UpublicationCriticalpatent/JPS53157251U/ja
Application grantedgrantedCritical
Publication of JPS5727006Y2publicationCriticalpatent/JPS5727006Y2/ja