Improvements in swivelling bases for overhead electric trolley poles,申请号GB19330012972-传众专利搜索

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发明名称	Improvements in swivelling bases for overhead electric trolley poles
摘要
申请公布号	GB407212(A)	申请公布日期	1934.03.15
申请号	GB19330012972	申请日期	1933.05.04
申请人	SYDNEY SLATER GUY	发明人
分类号	B60L5/16	主分类号	B60L5/16
代理机构		代理人
主权项
地址

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