TONE VARYING APPARATUS FOR PIANO,申请号JP19850127954-传众专利搜索

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发明名称	TONE VARYING APPARATUS FOR PIANO
摘要
申请公布号	JPS61286896(A)	申请公布日期	1986.12.17
申请号	JP19850127954	申请日期	1985.06.14
申请人	NIPPON GAKKI SEIZO KK	发明人	HAYASHIDA HAJIME;TAMAKI TAKASHI
分类号	G10C3/00	主分类号	G10C3/00
代理机构		代理人
主权项
地址

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