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发明名称
RADIO FRAME
摘要
申请公布号
CA403662(A)
申请公布日期
1942.03.24
申请号
CAD403662
申请日期
申请人
RADIO CORPORATION OF AMERICA;N.V. PHILIPS GLOEILAMPENFABRIEKEN
发明人
EDUARD SCHRACK
分类号
主分类号
代理机构
代理人
主权项
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