Loudspeaker cone suspension,申请号US19620246851-传众专利搜索

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发明名称	Loudspeaker cone suspension
摘要
申请公布号	US3130811(A)	申请公布日期	1964.04.28
申请号	US19620246851	申请日期	1962.11.19
申请人	GENERAL ELECTRIC COMPANY	发明人	PETRIE ADELORE F.
分类号	H04R7/20	主分类号	H04R7/20
代理机构		代理人
主权项
地址

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