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发明名称
Vorrichtung zur Anzeige von Gasen.
摘要
申请公布号
AT141265(B)
申请公布日期
1935.04.10
申请号
ATD141265
申请日期
1934.05.15
申请人
ING. BRUNO TREBITSCH
发明人
ING. BRUNO TREBITSCH
分类号
主分类号
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