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经营范围
发明名称
Sprechübertrager für eine Atemschutzmaske
摘要
申请公布号
DE19845572(C2)
申请公布日期
2002.06.06
申请号
DE19981045572
申请日期
1998.10.02
申请人
DRAEGER SAFETY AG & CO. KGAA
发明人
ROSERT, MICHAEL;GDULLA, MANFRED
分类号
A62B18/08;(IPC1-7):A62B18/02
主分类号
A62B18/08
代理机构
代理人
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