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 JP2090581UpriorityCriticalpatent/JPH022745Y2/ja
Publication of JPS57133623UpublicationCriticalpatent/JPS57133623U/ja
Application grantedgrantedCritical
Publication of JPH022745Y2publicationCriticalpatent/JPH022745Y2/ja