Noise reduction dart board,申请号GB20000009263-传众专利搜索

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发明名称	Noise reduction dart board
摘要
申请公布号	GB2353483(B)	申请公布日期	2001.07.11
申请号	GB20000009263	申请日期	2000.04.17
申请人	CHIH-HAO * YIU	发明人	CHIH-HAO * YIU
分类号	F41J5/052;(IPC1-7):F41J3/00	主分类号	F41J5/052
代理机构		代理人
主权项
地址

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