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发明名称
Einrichtung zur Bestimmung der Schaerfenebene eines von einer Optik erzeugten reellen Bildes
摘要
申请公布号
DE650866(C)
申请公布日期
1937.10.02
申请号
DE1934K132719D
申请日期
1934.01.09
申请人
ERNST WEISSE
发明人
分类号
G03B13/18
主分类号
G03B13/18
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