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 임용대filedCritical임용대
Priority to KR2019930019508UpriorityCriticalpatent/KR950007718U/en
Publication of KR950007718UpublicationCriticalpatent/KR950007718U/en