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发明名称
대체가능한 필기구용 펜촉
摘要
내용 없음
申请公布号
KR830006024(A)
申请公布日期
1983.09.17
申请号
KR19810001880
申请日期
1981.05.28
申请人
쿠오 룽 짜이
发明人
쿠오 룽 짜이
分类号
主分类号
代理机构
代理人
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