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经营范围
发明名称
Lichtsteuergeraet fuer Reintonaufzeichnung
摘要
申请公布号
DE728241(C)
申请公布日期
1942.11.23
申请号
DE1935K137637D
申请日期
1935.04.16
申请人
KLANGFILM G.M.B.H.
发明人
分类号
G11B7/00
主分类号
G11B7/00
代理机构
代理人
主权项
地址
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