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发明名称
METHOD OF MAKING SOLID DIAMOND DRILLS
摘要
申请公布号
US3626644(A)
申请公布日期
1971.12.14
申请号
USD3626644
申请日期
1969.07.17
申请人
JOHN A. CUPLER
发明人
JOHN A. CUPLER
分类号
B24D18/00;(IPC1-7):B24B1/00
主分类号
B24D18/00
代理机构
代理人
主权项
地址
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