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发明名称
CHUCK
摘要
申请公布号
KR930003434(Y1)
申请公布日期
1993.06.11
申请号
KR19910015999U
申请日期
1991.09.30
申请人
SONG, MAN - SU
发明人
SONG, MAN - SU
分类号
B23B31/11;(IPC1-7):B23B31/11
主分类号
B23B31/11
代理机构
代理人
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