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经营范围
发明名称
Television amplifier system
摘要
申请公布号
US2248560(A)
申请公布日期
1941.07.08
申请号
US19380233816
申请日期
1938.10.07
申请人
LOEWE RADIO, INC.
发明人
SCHLESINGER KURT
分类号
H03F1/50
主分类号
H03F1/50
代理机构
代理人
主权项
地址
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