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发明名称
MEJORAS EN GASEODUCTOS TRANSMARINOS
摘要
申请公布号
ES266547(A1)
申请公布日期
1961.07.16
申请号
ES19470002665
申请日期
1961.04.13
申请人
FREYSSINET, EUGENE
发明人
分类号
F16L1/14;F16L1/26;(IPC1-7):F16L1/14
主分类号
F16L1/14
代理机构
代理人
主权项
地址
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