Improvements in or relating to percussion musical instruments such as drums and tympani,申请号GB19440023152-传众专利搜索

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发明名称	Improvements in or relating to percussion musical instruments such as drums and tympani
摘要
申请公布号	GB592979(A)	申请公布日期	1947.10.06
申请号	GB19440023152	申请日期	1944.12.21
申请人	JOHN E. DALLAS AND SONS LIMITED;CHARLES WILLIAM PERCY	发明人
分类号	G10D13/02	主分类号	G10D13/02
代理机构		代理人
主权项
地址

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