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 곽영창filedCritical곽영창
Priority to KR2019930008612UpriorityCriticalpatent/KR940026807U/en
Publication of KR940026807UpublicationCriticalpatent/KR940026807U/en