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 KR1020200170136Aexternal-prioritypatent/KR20220080880A/en
Application filed by 韓商鐘根堂股份有限公司filedCritical韓商鐘根堂股份有限公司
Publication of TW202222322ApublicationCriticalpatent/TW202222322A/en
Application grantedgrantedCritical
Publication of TWI878636BpublicationCriticalpatent/TWI878636B/en