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经营范围
发明名称
LINE PIPE WITH A DOUBLE HEAT-INSULATING CASING
摘要
申请公布号
EP0890056(A1)
申请公布日期
1999.01.13
申请号
EP19970919439
申请日期
1997.03.28
申请人
ITP
发明人
VILLATTE, LUDOVIC
分类号
F16L39/00;F16L59/07;F16L59/14;(IPC1-7):F16L59/06
主分类号
F16L39/00
代理机构
代理人
主权项
地址
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