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发明名称
Transmitting-receiving circuit arrangement
摘要
申请公布号
US2507139(A)
申请公布日期
1950.05.09
申请号
US19460685126
申请日期
1946.07.20
申请人
HARTFORD NATIONAL BANK AND TRUST COMPANY
发明人
BOOSMAN HERMAN BERNARD RUDOLF
分类号
H04B1/40
主分类号
H04B1/40
代理机构
代理人
主权项
地址
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