Improvements in and relating to cocks and valves,申请号GB19340005167-传众专利搜索

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发明名称	Improvements in and relating to cocks and valves
摘要
申请公布号	GB433713(A)	申请公布日期	1935.08.16
申请号	GB19340005167	申请日期	1934.02.16
申请人	MASON'S PATENT VALVES LIMITED;JOHN WILLIAM SHEARDOWN	发明人
分类号	E03C1/04;E03C1/06;F16K31/58	主分类号	E03C1/04
代理机构		代理人
主权项
地址

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