IMPROVEMENTS RELATING TO WELDERS MASKS,申请号GB19910014875-传众专利搜索

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发明名称	IMPROVEMENTS RELATING TO WELDERS MASKS
摘要
申请公布号	GB9114875(D0)	申请公布日期	1991.08.28
申请号	GB19910014875	申请日期	1991.07.10
申请人	PHILLIPS, GRAHAM J	发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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