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经营范围
发明名称
Dispositif d'assemblage perfectionné pour canalisations en tubes d'acier
摘要
申请公布号
FR835051(A)
申请公布日期
1938.12.12
申请号
FRD835051
申请日期
1938.03.10
申请人
发明人
LUCIEN TRIBOUT, MARCEL,
分类号
F16L21/04
主分类号
F16L21/04
代理机构
代理人
主权项
地址
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