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 KR1019910019969Aexternal-prioritypatent/KR940010296B1/ko
Priority claimed from KR1019910024631Aexternal-prioritypatent/KR940010297B1/ko
Application filed by Sunkyong Ind LtdfiledCriticalSunkyong Ind Ltd
Application grantedgrantedCritical
Publication of TW207542BpublicationCriticalpatent/TW207542B/zh