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经营范围
发明名称
PIPE COUPLINGS
摘要
申请公布号
GB1569104(A)
申请公布日期
1980.06.11
申请号
GB19750030282
申请日期
1976.10.18
申请人
PILGRIM ENG DEVELOPMENTS LTD
发明人
分类号
F16L17/10;F16L21/06;F16L21/08;F16L23/22;F16L27/08;(IPC1-7):F16L17/02;F16L17/04;F16L23/00
主分类号
F16L17/10
代理机构
代理人
主权项
地址
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