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
Priority claimed from KR1019850002604Aexternal-prioritypatent/KR860008010A/en
Application filed by Yu Wan IkfiledCriticalYu Wan Ik
Priority to KR8718094UpriorityCriticalpatent/KR880000018Y1/en
Application grantedgrantedCritical
Publication of KR880000018Y1publicationCriticalpatent/KR880000018Y1/en