RADIO SPEAKER HORN,申请号JP19890317223-传众专利搜索

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发明名称	RADIO SPEAKER HORN
摘要
申请公布号	JPH03177140(A)	申请公布日期	1991.08.01
申请号	JP19890317223	申请日期	1989.12.06
申请人	SEKISUI CHEM CO LTD	发明人	SATOU KIMIATSU;KAKEYA NOBUKAZU
分类号	H04M1/00	主分类号	H04M1/00
代理机构		代理人
主权项
地址

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