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发明名称
Soupape de sûreté convenant notamment aux générateurs d'acétylène
摘要
申请公布号
FR55670(E)
申请公布日期
1952.09.03
申请号
FRD55670
申请日期
1943.08.26
申请人
发明人
NEYRAT EMILE
分类号
C10H21/08;F16K17/08
主分类号
C10H21/08
代理机构
代理人
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