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发明名称
Machine-outil pour le perçage de deux trous en alignement coaxial dans la paroi intérieure d'un corps creux
摘要
申请公布号
FR1325756(A)
申请公布日期
1963.05.03
申请号
FR19620891668
申请日期
1962.03.20
申请人
发明人
CHAPELLE FERNAND, MAURICE
分类号
B23B41/00
主分类号
B23B41/00
代理机构
代理人
主权项
地址
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