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经营范围
发明名称
Pipeline pigs
摘要
申请公布号
GB9712147(D0)
申请公布日期
1997.08.13
申请号
GB19970012147
申请日期
1997.06.12
申请人
BG PLC
发明人
分类号
B08B9/055;B08B9/057;F16L55/38
主分类号
B08B9/055
代理机构
代理人
主权项
地址
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