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发明名称
Vanne d'arrêt à obturateur cônique
摘要
申请公布号
FR834414(A)
申请公布日期
1938.11.21
申请号
FRD834414
申请日期
1938.02.28
申请人
METALLWERKE GEBR. SEPPELFRICKE
发明人
分类号
F16K3/28
主分类号
F16K3/28
代理机构
代理人
主权项
地址
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