Improvements in or relating to pianofortes and like keyboard instruments,申请号GB19460023488-传众专利搜索

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发明名称	Improvements in or relating to pianofortes and like keyboard instruments
摘要
申请公布号	GB627304(A)	申请公布日期	1949.08.05
申请号	GB19460023488	申请日期	1946.08.08
申请人	CHARLES EDWARD WRIGHT	发明人
分类号	G10C3/12	主分类号	G10C3/12
代理机构		代理人
主权项
地址

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