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发明名称
DRILLER DIFFERENTIAL DOUBLE-NUT RUNNER
摘要
申请公布号
CS216403(B1)
申请公布日期
1982.10.29
申请号
CS19800002694
申请日期
1980.04.17
申请人
BARTOS,JAN,CS
发明人
BARTOS,JAN,CS
分类号
E21D11/40;(IPC1-7):E21D11/40
主分类号
E21D11/40
代理机构
代理人
主权项
地址
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