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经营范围
发明名称
Closed oxygen respirator emergency apparatus
摘要
申请公布号
GB467386(A)
申请公布日期
1937.06.16
申请号
GB19360023667
申请日期
1936.08.28
申请人
I.G. FARBENINDUSTRIE AKTIENGESELLSCHAFT
发明人
分类号
A62B7/08
主分类号
A62B7/08
代理机构
代理人
主权项
地址
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