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 최정일, 김정대filedCritical최정일
Priority to KR2019930032156UpriorityCriticalpatent/KR950017350U/ko
Publication of KR950017350UpublicationCriticalpatent/KR950017350U/ko