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发明名称
Perfectionnements aux canalisations métalliques sous vide
摘要
申请公布号
FR1350133(A)
申请公布日期
1964.01.24
申请号
FR19620918677
申请日期
1962.12.14
申请人
SOCIETE GENERALE DU VIDE
发明人
分类号
F16L17/067;F16L23/02;F16L23/036
主分类号
F16L17/067
代理机构
代理人
主权项
地址
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