Improvements in lubricating devices for valves,申请号GB19340006008-传众专利搜索

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发明名称	Improvements in lubricating devices for valves
摘要
申请公布号	GB423071(A)	申请公布日期	1935.01.24
申请号	GB19340006008	申请日期	1934.02.23
申请人	AKTIEBOLAGET FILTRUM	发明人
分类号	F16K5/22	主分类号	F16K5/22
代理机构		代理人
主权项
地址

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