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 JP1104581UpriorityCriticalpatent/JPS5931310Y2/ja
Publication of JPS57128332UpublicationCriticalpatent/JPS57128332U/ja
Application grantedgrantedCritical
Publication of JPS5931310Y2publicationCriticalpatent/JPS5931310Y2/ja