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 장덕재filedCritical장덕재
Priority to KR2019850001716UpriorityCriticalpatent/KR880001532Y1/en
Publication of KR860010805UpublicationCriticalpatent/KR860010805U/en
Application grantedgrantedCritical
Publication of KR880001532Y1publicationCriticalpatent/KR880001532Y1/en