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 JP1980107845UpriorityCriticalpatent/JPS622953Y2/ja
Publication of JPS5731081UpublicationCriticalpatent/JPS5731081U/ja
Application grantedgrantedCritical
Publication of JPS622953Y2publicationCriticalpatent/JPS622953Y2/ja