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发明名称
Dispositif de sécurité pour conduites à gaz
摘要
申请公布号
FR895612(A)
申请公布日期
1945.01.30
申请号
FRD895612
申请日期
1943.06.17
申请人
发明人
FEHR EDMOND
分类号
F16K17/00
主分类号
F16K17/00
代理机构
代理人
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