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发明名称
Wave signaling system
摘要
申请公布号
US1889293(A)
申请公布日期
1932.11.29
申请号
US19290382258
申请日期
1929.07.30
申请人
BRITISH RADIOSTAT CORPORATION, LIMITED
发明人
ROBINSON JAMES
分类号
H04B1/16
主分类号
H04B1/16
代理机构
代理人
主权项
地址
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