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发明名称
Vorrichtung zur Einstellung der Laenge und der Lage eines Spaltbildes auf dem Traeger bei der Lichttonaufzeichnung
摘要
申请公布号
DE641340(C)
申请公布日期
1937.01.28
申请号
DED641340D
申请日期
1930.12.06
申请人
ALLGEMEINE ELEKTRICITAETS-GESELLSCHAFT
发明人
分类号
G11B7/00
主分类号
G11B7/00
代理机构
代理人
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地址
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