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发明名称
Improvements relating to couplings for tubes and rods
摘要
申请公布号
GB751026(A)
申请公布日期
1956.06.27
申请号
GB19540002010
申请日期
1954.01.22
申请人
PAUL DAVID WURZBURGER
发明人
分类号
F16L19/10
主分类号
F16L19/10
代理机构
代理人
主权项
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