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发明名称
FERNSEHGERAET.
摘要
申请公布号
DE1740833(U)
申请公布日期
1957.03.07
申请号
DE195700K4545U
申请日期
1957.01.12
申请人
ERWIN KOCH
发明人
ERWIN KOCH
分类号
主分类号
代理机构
代理人
主权项
地址
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