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 filed by 여운형filedCritical여운형
Priority to KR2019930001231UpriorityCriticalpatent/KR940020527U/en
Publication of KR940020527UpublicationCriticalpatent/KR940020527U/en