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发明名称
Dispositif de protection contre les fumées ou poussières et les arsines adaptable aux masques ou appareils respiratoires
摘要
申请公布号
FR46885(E)
申请公布日期
1936.10.30
申请号
FRD46885
申请日期
1935.06.15
申请人
发明人
BAUDOU RENE;BAUDOU MAURICE
分类号
A62B23/00
主分类号
A62B23/00
代理机构
代理人
主权项
地址
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