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Application filed by 주식회사 금성사filedCritical주식회사 금성사
Priority to KR2019850003395UpriorityCriticalpatent/KR870002148Y1/en
Publication of KR860012361UpublicationCriticalpatent/KR860012361U/en
Application grantedgrantedCritical
Publication of KR870002148Y1publicationCriticalpatent/KR870002148Y1/en