Apparatus for amplifying electrical energy,申请号US19270205203-传众专利搜索

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发明名称	Apparatus for amplifying electrical energy
摘要
申请公布号	US1795194(A)	申请公布日期	1931.03.03
申请号	US19270205203	申请日期	1927.07.12
申请人	GENERAL ELECTRIC COMPANY	发明人	BIERWIRTH RUDOLPH A.
分类号	H03F3/02	主分类号	H03F3/02
代理机构		代理人
主权项
地址

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