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发明名称
Coupling with automatically actuated cam sleeve
摘要
申请公布号
US2888278(A)
申请公布日期
1959.05.26
申请号
US19560592019
申请日期
1956.06.18
申请人
E. B. WIGGINS OIL TOOL COMPANY, INC.
发明人
TORRES JORGE U.;ADAM JOHN C.
分类号
F16L37/127
主分类号
F16L37/127
代理机构
代理人
主权项
地址
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