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发明名称
COUPLINGS FOR TUBING
摘要
申请公布号
GB1566844(A)
申请公布日期
1980.05.08
申请号
GB19780003510
申请日期
1978.01.27
申请人
KAY & CO LTD
发明人
分类号
F16L47/04;(IPC1-7):F16L33/22
主分类号
F16L47/04
代理机构
代理人
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地址
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