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经营范围
发明名称
Soupape de sécurité destinée aux générateurs d'acétylène
摘要
申请公布号
FR972579(A)
申请公布日期
1951.01.31
申请号
FRD972579
申请日期
1948.09.30
申请人
发明人
SEURIN ANDRE-LEON-AUGUSTE
分类号
C10H21/08
主分类号
C10H21/08
代理机构
代理人
主权项
地址
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