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Application filed by 대우중공업주식회사filedCritical대우중공업주식회사
Priority to KR2019850018546UpriorityCriticalpatent/KR890001660Y1/en
Publication of KR870010792UpublicationCriticalpatent/KR870010792U/en
Application grantedgrantedCritical
Publication of KR890001660Y1publicationCriticalpatent/KR890001660Y1/en