Improvements in or relating to traction systems,申请号GB19640038181-传众专利搜索

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发明名称	Improvements in or relating to traction systems
摘要
申请公布号	GB1067070(A)	申请公布日期	1967.05.03
申请号	GB19640038181	申请日期	1964.09.18
申请人	NATIONAL RESEARCH DEVELOPMENT CORPORATION	发明人	WILLIAMS FREDERIC CALLAND;EASTHAM JOHN FREDERICK;MCLEAN GRAHAM WILSON
分类号	B60L11/08	主分类号	B60L11/08
代理机构		代理人
主权项
地址

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