KEY DRIVING DEVICE FOR AUTOMATIC KEYBOARD MUSICAL INSTRUMENT,申请号JP19900095520-传众专利搜索

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发明名称	KEY DRIVING DEVICE FOR AUTOMATIC KEYBOARD MUSICAL INSTRUMENT
摘要
申请公布号	JPH03293397(A)	申请公布日期	1991.12.25
申请号	JP19900095520	申请日期	1990.04.11
申请人	YAMAHA CORP	发明人	MURAMATSU SHIGERU;SASAKI TSUTOMU
分类号	G10F1/02	主分类号	G10F1/02
代理机构		代理人
主权项
地址

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