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发明名称
Einrichtung zur Hervorbringung einer Luftumwälzung in geschlossenen Räumen.
摘要
申请公布号
AT145568(B)
申请公布日期
1936.05.11
申请号
ATD145568
申请日期
1934.05.04
申请人
JOSEF NOVAK
发明人
JOSEF NOVAK
分类号
主分类号
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