Improvements in and relating to key-operated stringed instruments,申请号GB19460010426-传众专利搜索

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发明名称	Improvements in and relating to key-operated stringed instruments
摘要
申请公布号	GB610411(A)	申请公布日期	1948.10.15
申请号	GB19460010426	申请日期	1946.04.04
申请人	AKTIEBOLAGET FORENADE PIANO- & ORGELFABRIKER	发明人
分类号	G10C3/16	主分类号	G10C3/16
代理机构		代理人
主权项
地址

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