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经营范围
发明名称
DRESSING JIG FOR GRINDING WHEEL
摘要
申请公布号
KR910008802(Y1)
申请公布日期
1991.11.08
申请号
KR19900003843U
申请日期
1990.03.31
申请人
SAM SUNG ELECTRON DEVICES CO.,LTD.
发明人
HAM KYUN-HO
分类号
B24B53/00;(IPC1-7):B24B53/00
主分类号
B24B53/00
代理机构
代理人
主权项
地址
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