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发明名称
FACSIMILE SIGNALLING SYSTEM
摘要
申请公布号
CA464209(A)
申请公布日期
1950.04.04
申请号
CAD464209
申请日期
申请人
RADIO CORPORATION OF AMERICA
发明人
CHARLES J. YOUNG
分类号
主分类号
代理机构
代理人
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