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发明名称
METHOD OF INTERNALLY LINING AN INSTALLED PIPE
摘要
申请公布号
GB2006381(A)
申请公布日期
1979.05.02
申请号
GB19780033571
申请日期
1978.08.16
申请人
OSAKA GAS KK
发明人
分类号
B29C63/00;B29C63/34;F16L55/165;F16L58/10;(IPC1-7):F16L55/18
主分类号
B29C63/00
代理机构
代理人
主权项
地址
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