RESPIRATORY PROTECTION DEVICE,申请号GB19890022951-传众专利搜索

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发明名称	RESPIRATORY PROTECTION DEVICE
摘要
申请公布号	GB8922951(D0)	申请公布日期	1989.11.29
申请号	GB19890022951	申请日期	1989.10.12
申请人	COLE, HARRY	发明人
分类号	A62B18/02;A62B18/08;A62B23/02	主分类号	A62B18/02
代理机构		代理人
主权项
地址

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