Combined hearing aid and radio receiving set,申请号US19410399770-传众专利搜索

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发明名称	Combined hearing aid and radio receiving set
摘要
申请公布号	US2409481(A)	申请公布日期	1946.10.15
申请号	US19410399770	申请日期	1941.06.26
申请人	FORDHAM THOMAS B;MOORE THOMAS W	发明人	FORDHAM THOMAS B.;MOORE THOMAS W.
分类号	H04R25/04;H05K11/00	主分类号	H04R25/04
代理机构		代理人
主权项
地址

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