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 JP1981088649UpriorityCriticalpatent/JPH0126074Y2/ja
Publication of JPS57199981UpublicationCriticalpatent/JPS57199981U/ja
Application grantedgrantedCritical
Publication of JPH0126074Y2publicationCriticalpatent/JPH0126074Y2/ja