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经营范围
发明名称
Perfectionnement aux perforatrices rotatives
摘要
申请公布号
FR1066765(A)
申请公布日期
1954.06.09
申请号
FRD1066765
申请日期
1952.11.22
申请人
发明人
LICHTBLAU WILHELM
分类号
B25D11/10;E21B1/16
主分类号
B25D11/10
代理机构
代理人
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