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发明名称
Perfectionnements aux dispositifs de filtration anti-arsines et à leur montage sur les appareils respiratoires
摘要
申请公布号
FR808831(A)
申请公布日期
1937.02.16
申请号
FRD808831
申请日期
1935.11.08
申请人
发明人
ANDRE FERNEZ,
分类号
A62B23/00
主分类号
A62B23/00
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