VOICE ANNUNCIATOR FOR AUDITORY HANDICAPPED PERSON,申请号JP19800043111-传众专利搜索

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发明名称	VOICE ANNUNCIATOR FOR AUDITORY HANDICAPPED PERSON
摘要
申请公布号	JPS56139747(A)	申请公布日期	1981.10.31
申请号	JP19800043111	申请日期	1980.04.02
申请人		发明人
分类号	G09B21/00;A61F11/04;G10L13/00;G10L21/06;H04R1/46	主分类号	G09B21/00
代理机构		代理人
主权项
地址

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