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经营范围
发明名称
ATEMSCHUTZMASKE
摘要
申请公布号
DE6752895(U)
申请公布日期
1969.03.20
申请号
DE19670052895U
申请日期
1968.09.17
申请人
DRAEGERWERK, HEINR. & BERNH. DRAEGER
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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