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 JP87385UpriorityCriticalpatent/JPH0228991Y2/ja
Publication of JPS61117744UpublicationCriticalpatent/JPS61117744U/ja
Application grantedgrantedCritical
Publication of JPH0228991Y2publicationCriticalpatent/JPH0228991Y2/ja