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经营范围
发明名称
Pipe lining
摘要
申请公布号
GB9709220(D0)
申请公布日期
1997.06.25
申请号
GB19970009220
申请日期
1997.05.08
申请人
BG PLC
发明人
分类号
B29C55/00;B29C63/34;B29C65/00;F16L55/165
主分类号
B29C55/00
代理机构
代理人
主权项
地址
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