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经营范围
发明名称
Breathing protection mask
摘要
申请公布号
EP0743074(A3)
申请公布日期
1997.04.02
申请号
EP19960105914
申请日期
1996.04.16
申请人
RUTHER, HANS MARTIN
发明人
RUTHER, HANS MARTIN
分类号
A61M11/04;A61M16/06;(IPC1-7):A61M15/00
主分类号
A61M11/04
代理机构
代理人
主权项
地址
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