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发明名称
Improvements relating to coupling grooves in conduits
摘要
申请公布号
GB880204(A)
申请公布日期
1961.10.18
申请号
GB19590023984
申请日期
1959.07.13
申请人
VICTAULIC COMPANY OF AMERICA
发明人
FROST RAYMOND B.;PIATEK EDWARD W.
分类号
F16L17/04
主分类号
F16L17/04
代理机构
代理人
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