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发明名称
Perfectionnements aux raccords étanches aux gaz sous hautes pressions pour tubulures
摘要
申请公布号
FR1086073(A)
申请公布日期
1955.02.09
申请号
FRD1086073
申请日期
1953.07.03
申请人
L'AIR LIQUIDE
发明人
分类号
F16L17/067;F16L19/02;F16L19/03
主分类号
F16L17/067
代理机构
代理人
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