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发明名称
Perfectionnement aux tuyaux à revêtement composite
摘要
申请公布号
FR1516112(A)
申请公布日期
1968.03.08
申请号
FR19670092156
申请日期
1967.01.23
申请人
EAU ET FEU SOCIETE ANONYME
发明人
分类号
B29C63/26;B29D23/00;F16L11/02
主分类号
B29C63/26
代理机构
代理人
主权项
地址
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