Improvements in dart-boards,申请号GB19590034496-传众专利搜索

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发明名称	Improvements in dart-boards
摘要
申请公布号	GB885928(A)	申请公布日期	1962.01.03
申请号	GB19590034496	申请日期	1959.10.12
申请人	BERNARD ROSSER YOUNG;SYDNEY MARKS	发明人
分类号	F41J3/00	主分类号	F41J3/00
代理机构		代理人
主权项
地址

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