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 KR2019930030018UpriorityCriticalpatent/KR950020772U/en
Publication of KR950020772UpublicationCriticalpatent/KR950020772U/en