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发明名称
LINING UNDERGROUND SEWERS
摘要
申请公布号
GB8530725(D0)
申请公布日期
1986.01.22
申请号
GB19850030725
申请日期
1985.12.13
申请人
TATE PIPE LINING PROCESSES LTD
发明人
分类号
F16L55/16;(IPC1-7):F16L55/16
主分类号
F16L55/16
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代理人
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