AN IMPROVED VALVE,申请号GB19890019965-传众专利搜索

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发明名称	AN IMPROVED VALVE
摘要
申请公布号	GB8919965(D0)	申请公布日期	1989.10.18
申请号	GB19890019965	申请日期	1989.09.04
申请人	CRAWFORD, HENRY B;PHELPS, CHRISTOPHER	发明人
分类号	F01L1/30	主分类号	F01L1/30
代理机构		代理人
主权项
地址

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