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 JP1990011242UpriorityCriticalpatent/JPH03102849U/ja
Priority to KR1019910002073Aprioritypatent/KR0152443B1/ko
Publication of JPH03102849UpublicationCriticalpatent/JPH03102849U/ja