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经营范围
发明名称
LIGHT MODULATION SYSTEM
摘要
申请公布号
CA481965(A)
申请公布日期
1952.03.25
申请号
CAD481965
申请日期
申请人
FARNSWORTH, TELEVISION AND RADIO CORPORATION
发明人
PAUL J. KIBLER
分类号
主分类号
代理机构
代理人
主权项
地址
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