Sound distributing panel and baffle for radio loudspeakers,申请号US19350054406-传众专利搜索

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发明名称	Sound distributing panel and baffle for radio loudspeakers
摘要
申请公布号	US2071170(A)	申请公布日期	1937.02.16
申请号	US19350054406	申请日期	1935.12.14
申请人	MAXWELL WILLIAM J	发明人	MAXWELL WILLIAM J.
分类号	H04R1/28	主分类号	H04R1/28
代理机构		代理人
主权项
地址

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