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 KR2019930008644UpriorityCriticalpatent/KR940027151U/en
Publication of KR940027151UpublicationCriticalpatent/KR940027151U/en