GAS MASK DEVICE,申请号GB19920008372-传众专利搜索

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发明名称	GAS MASK DEVICE
摘要
申请公布号	GB9208372(D0)	申请公布日期	1992.06.03
申请号	GB19920008372	申请日期	1992.04.16
申请人	CHEN, KUO-JEN	发明人
分类号	A62B18/02;A62B18/08;A62B23/02;B01D46/00	主分类号	A62B18/02
代理机构		代理人
主权项
地址

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