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发明名称
TUBE COUPLINGS
摘要
申请公布号
GB8505818(D0)
申请公布日期
1985.04.11
申请号
GB19850005818
申请日期
1985.03.06
申请人
GUEST LTD, JOHN
发明人
分类号
F16L19/08
主分类号
F16L19/08
代理机构
代理人
主权项
地址
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