Variable resistance capacity arrangement,申请号US19450631438-传众专利搜索

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发明名称	Variable resistance capacity arrangement
摘要
申请公布号	US2505980(A)	申请公布日期	1950.05.02
申请号	US19450631438	申请日期	1945.11.28
申请人	RADIO CORPORATION	发明人	MAUTNER ROBERT S.
分类号	H03B5/22	主分类号	H03B5/22
代理机构		代理人
主权项
地址

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