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经营范围
发明名称
HANDY TAPPING MACHINE USING FRICTION GEAR
摘要
申请公布号
KR900009385(Y1)
申请公布日期
1990.10.10
申请号
KR19870015028U
申请日期
1987.09.02
申请人
SAM SUNG ELECTRONICS CO.,LTD.
发明人
LEE SONG-HYUN
分类号
B23B47/18;(IPC1-7):B23B47/18
主分类号
B23B47/18
代理机构
代理人
主权项
地址
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