Protective screen block,申请号GB20000000990-传众专利搜索

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发明名称	Protective screen block
摘要
申请公布号	GB0000990(D0)	申请公布日期	2000.03.08
申请号	GB20000000990	申请日期	2000.01.18
申请人	SIMS, JOHN;THOMSON, MALCOLM	发明人
分类号	E04B2/02;E04B2/16;G21F3/04	主分类号	E04B2/02
代理机构		代理人
主权项
地址

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