Transducer suspension system,申请号US19610103637-传众专利搜索

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发明名称	Transducer suspension system
摘要
申请公布号	US3048668(A)	申请公布日期	1962.08.07
申请号	US19610103637	申请日期	1961.04.17
申请人	BELTONE HEARING AID COMPANY	发明人	WEISS ERWIN M.
分类号	G02C11/06;H04R1/22;H04R25/00	主分类号	G02C11/06
代理机构		代理人
主权项
地址

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