Improvements in or relating to friction wheels,申请号GB19540019681-传众专利搜索

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发明名称	Improvements in or relating to friction wheels
摘要
申请公布号	GB775775(A)	申请公布日期	1957.05.29
申请号	GB19540019681	申请日期	1954.07.06
申请人	ELECTRIC & MUSICAL INDUSTRIES LIMITED	发明人	BARNES HAROLD ERNEST;SPINK JOHN CHARLES
分类号	F16H55/34	主分类号	F16H55/34
代理机构		代理人
主权项
地址

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