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发明名称
Masque à gaz à cartouche filtrante
摘要
申请公布号
FR801443(A)
申请公布日期
1936.08.04
申请号
FRD801443
申请日期
1936.01.31
申请人
发明人
MALLIE CLAUDE
分类号
A62B17/04
主分类号
A62B17/04
代理机构
代理人
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