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经营范围
发明名称
Multiple-signal modulation system
摘要
申请公布号
US2908749(A)
申请公布日期
1959.10.13
申请号
US19550510221
申请日期
1955.05.23
申请人
PHILCO CORPORATION
发明人
JR. MONTE I. BURGETT,
分类号
H04N9/24
主分类号
H04N9/24
代理机构
代理人
主权项
地址
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