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经营范围
发明名称
Appareil filtrant pour gaz et vapeurs
摘要
申请公布号
FR811368(A)
申请公布日期
1937.04.13
申请号
FRD811368
申请日期
1935.04.19
申请人
发明人
DELES LOUIS, EUGENE, ANDRE
分类号
B01D46/24;B01D46/52
主分类号
B01D46/24
代理机构
代理人
主权项
地址
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