Improvements in or relating to pianofortes,申请号GB19300019043-传众专利搜索

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发明名称	Improvements in or relating to pianofortes
摘要
申请公布号	GB357545(A)	申请公布日期	1931.09.23
申请号	GB19300019043	申请日期	1930.06.23
申请人	C. BECHSTEIN PIANOFORTEFABRIK A.G.;EMANUEL MOOR	发明人
分类号	G10C3/30	主分类号	G10C3/30
代理机构		代理人
主权项
地址

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