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发明名称
Pipe-joint
摘要
申请公布号
GB866797(A)
申请公布日期
1961.05.03
申请号
GB19570035279
申请日期
1957.11.12
申请人
DREH PATENTS LIMITED
发明人
HASLAM ERNEST
分类号
F16L19/02;F16L19/04
主分类号
F16L19/02
代理机构
代理人
主权项
地址
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