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发明名称
Dispositif de perçage
摘要
申请公布号
FR1088587(A)
申请公布日期
1955.03.08
申请号
FRD1088587
申请日期
1953.07.31
申请人
SOCIETE D'ETUDES ET D'EXPLOITATION DU PALIER FLUIDE
发明人
分类号
B28D5/02;G04D3/00
主分类号
B28D5/02
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代理人
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