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经营范围
发明名称
CORE DRILLING TOOL
摘要
申请公布号
CS8707401(A1)
申请公布日期
1990.08.14
申请号
CS19870007401
申请日期
1987.10.14
申请人
JANCOVIC PAVEL,CS;BARDY AUGUSTIN,CS
发明人
JANCOVIC PAVEL,CS;BARDY AUGUSTIN,CS
分类号
B23B41/02;B23B51/04;(IPC1-7):B23B51/04
主分类号
B23B41/02
代理机构
代理人
主权项
地址
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