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发明名称
Freitragbares Atemschutzgerät.
摘要
申请公布号
AT151399(B)
申请公布日期
1937.11.10
申请号
ATD151399
申请日期
1936.08.24
申请人
DR. OTTO HEINRICH DRAEGER
发明人
DR. OTTO HEINRICH DRAEGER
分类号
主分类号
代理机构
代理人
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