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发明名称
Perfectionnement aux forets
摘要
申请公布号
FR1111617(A)
申请公布日期
1956.03.02
申请号
FRD1111617
申请日期
1954.09.17
申请人
发明人
PERRARD MARCEL;JAFFRENNOU ANDRE
分类号
B23B51/02;B27G15/00
主分类号
B23B51/02
代理机构
代理人
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地址
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