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发明名称
Masque respiratoire dit <<demi-masque>>, recouvrant partiellement le visage
摘要
申请公布号
FR904460(A)
申请公布日期
1945.11.07
申请号
FRD904460
申请日期
1944.05.19
申请人
AUERGESELLSCHAFT AKTIENGESELLSCHAFT
发明人
分类号
A62B18/02
主分类号
A62B18/02
代理机构
代理人
主权项
地址
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