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发明名称
Perfectionnements dans les raccords pour tubes
摘要
申请公布号
FR709962(A)
申请公布日期
1931.08.17
申请号
FRD709962
申请日期
1931.01.26
申请人
发明人
INSHAW GEORGE RICHARD
分类号
F16L27/113
主分类号
F16L27/113
代理机构
代理人
主权项
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