IMPROVEMENTS IN REFLUX OR FOOT VALVES,申请号ZA19770004230-传众专利搜索

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发明名称	IMPROVEMENTS IN REFLUX OR FOOT VALVES
摘要
申请公布号	ZA7704230(B)	申请公布日期	1978.09.27
申请号	ZA19770004230	申请日期	1977.07.14
申请人	DAWSON P	发明人	DAWSON P
分类号	F16K15/10	主分类号	F16K15/10
代理机构		代理人
主权项
地址

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