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发明名称
JEWELRY POLISHING DEVICE
摘要
申请公布号
KR900001244(Y1)
申请公布日期
1990.02.20
申请号
KR19870008420U
申请日期
1987.05.28
申请人
KIM HEUNG-SUN
发明人
KIM HEUNG-SUN
分类号
B24B9/16;B24B31/00;(IPC1-7):B24B9/16
主分类号
B24B9/16
代理机构
代理人
主权项
地址
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