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发明名称
Security device for a roving frame equipped with a device for automatic lifting.
摘要
申请公布号
EP0486416(B1)
申请公布日期
1994.10.19
申请号
EP19910440092
申请日期
1991.11.12
申请人
N. SCHLUMBERGER & CIE
发明人
分类号
D01H7/32;D01H9/04;D01H13/00;(IPC1-7):D01H9/04
主分类号
D01H7/32
代理机构
代理人
主权项
地址
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