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发明名称
Atemmaske fuer Frischluftzufuehrung
摘要
申请公布号
DE1052251(B)
申请公布日期
1959.03.05
申请号
DE1953D015466
申请日期
1953.07.10
申请人
Drägerwerk, Heinr. & Bernh. Dräger
发明人
分类号
A62B7/12;A62B17/00
主分类号
A62B7/12
代理机构
代理人
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