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发明名称
Interlocking system for high frequency transmitters
摘要
申请公布号
US1826766(A)
申请公布日期
1931.10.13
申请号
US19290416157
申请日期
1929.12.23
申请人
WIRED RADIO, INC.
发明人
GEBHARD LOUIS A.
分类号
H04B1/02
主分类号
H04B1/02
代理机构
代理人
主权项
地址
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