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经营范围
发明名称
GRINDING WHEEL GUARD
摘要
申请公布号
PL120541(B1)
申请公布日期
1982.03.31
申请号
PL19780205045
申请日期
1978.03.03
申请人
发明人
分类号
B24B;B24B55/04;(IPC1-7):B24B55/04
主分类号
B24B
代理机构
代理人
主权项
地址
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