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发明名称
Radio telephone system
摘要
申请公布号
US1891299(A)
申请公布日期
1932.12.20
申请号
US19290394048
申请日期
1929.09.20
申请人
AMERICAN TELEPHONE AND TELEGRAPH COMPANY
发明人
ANDERSON CLIFFORD N.;TAYLOR EDMUND R.;WRIGHT SUMNER B.
分类号
H04B1/50
主分类号
H04B1/50
代理机构
代理人
主权项
地址
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