Improved hydraulic pass and by-pass valve for use with gas plant,申请号GB19330003456-传众专利搜索

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发明名称	Improved hydraulic pass and by-pass valve for use with gas plant
摘要
申请公布号	GB396307(A)	申请公布日期	1933.08.03
申请号	GB19330003456	申请日期	1933.02.04
申请人	R. & J. DEMPSTER LIMITED;WILLIAM ARNOLD HULME	发明人
分类号	F16K13/10	主分类号	F16K13/10
代理机构		代理人
主权项
地址

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