Electronic switching circuits,申请号US19430513317-传众专利搜索

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发明名称	Electronic switching circuits
摘要
申请公布号	US2434153(A)	申请公布日期	1948.01.06
申请号	US19430513317	申请日期	1943.12.07
申请人	RADIO CORPORATION OF AMERICA	发明人	GROSDOFF IGOR E.
分类号	G01S1/20	主分类号	G01S1/20
代理机构		代理人
主权项
地址

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