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 JP2990886UpriorityCriticalpatent/JPH0446830Y2/ja
Priority to KR1019860006964Aprioritypatent/KR920003861B1/ko
Publication of JPS6313256UpublicationCriticalpatent/JPS6313256U/ja
Application grantedgrantedCritical
Publication of JPH0446830Y2publicationCriticalpatent/JPH0446830Y2/ja