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经营范围
发明名称
BREATHING PROTECTION MASK
摘要
申请公布号
EP0448131(A3)
申请公布日期
1991.11.27
申请号
EP19910107818
申请日期
1985.11.09
申请人
GFG GESELLSCHAFT FUER GERAETEBAU MBH
发明人
HUEBNER,HANS JOERG;RISCHE,HERIBERT
分类号
A62B17/04;A62B18/00;F04D29/28;(IPC1-7):A62B18/00
主分类号
A62B17/04
代理机构
代理人
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