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经营范围
发明名称
Improvements in or relating to abrasive tools
摘要
申请公布号
GB1065794(A)
申请公布日期
1967.04.19
申请号
GB19630027651
申请日期
1963.07.12
申请人
LEONARD BULLOCK
发明人
分类号
B24D7/02
主分类号
B24D7/02
代理机构
代理人
主权项
地址
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