Improvements in railway and tramway rail and wheel flange lubrication,申请号GB19340011647-传众专利搜索

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发明名称	Improvements in railway and tramway rail and wheel flange lubrication
摘要
申请公布号	GB437189(A)	申请公布日期	1935.10.18
申请号	GB19340011647	申请日期	1934.04.18
申请人	EDWIN GEORGE BUTCHER;WILLIAM EDMUND JUPE	发明人
分类号	B61K3/00	主分类号	B61K3/00
代理机构		代理人
主权项
地址

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