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发明名称
PIN OF PLASTIC
摘要
申请公布号
KR930007687(Y1)
申请公布日期
1993.11.12
申请号
KR19910015284U
申请日期
1991.09.18
申请人
LEE, KYE - YONG
发明人
LEE, KYE - YONG
分类号
G09B19/00;(IPC1-7):G09B19/00
主分类号
G09B19/00
代理机构
代理人
主权项
地址
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