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 JP1974022682UpriorityCriticalpatent/JPS5840753Y2/ja
Publication of JPS50137508UpublicationCriticalpatent/JPS50137508U/ja
Application grantedgrantedCritical
Publication of JPS5840753Y2publicationCriticalpatent/JPS5840753Y2/ja
