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经营范围
发明名称
LINING PIPE/MAIN
摘要
申请公布号
GB8616817(D0)
申请公布日期
1986.08.20
申请号
GB19860016817
申请日期
1986.07.10
申请人
BRITISH GAS CORPORATION
发明人
分类号
F16L58/02;(IPC1-7):F16L58/02
主分类号
F16L58/02
代理机构
代理人
主权项
地址
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