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发明名称
Masque capuchon de protection contre les périls aérotoxiques et bactériologiques par pulvérisation de liquide chimique et filtre humecté par capillarité
摘要
申请公布号
FR855245(A)
申请公布日期
1940.05.06
申请号
FRD855245
申请日期
1939.05.25
申请人
发明人
JOSEPH PLANCQUAERT PHILIPPE;VICTOR ISSELEE EMILE
分类号
A62B23/00
主分类号
A62B23/00
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