Push button for radio receivers,申请号US19450615757-传众专利搜索

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发明名称	Push button for radio receivers
摘要
申请公布号	US2422981(A)	申请公布日期	1947.06.24
申请号	US19450615757	申请日期	1945.09.12
申请人	COLONIAL RADIO CORPORATION	发明人	PIFER MARION J.
分类号	H03J5/12	主分类号	H03J5/12
代理机构		代理人
主权项
地址

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