Improvements in and relating to ring-shaped electric contact-devices,申请号GB19580010061-传众专利搜索

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发明名称	Improvements in and relating to ring-shaped electric contact-devices
摘要
申请公布号	GB843308(A)	申请公布日期	1960.08.04
申请号	GB19580010061	申请日期	1958.03.28
申请人	N.V. COQ	发明人
分类号	H01H1/42;H01R13/15;H02B11/04	主分类号	H01H1/42
代理机构		代理人
主权项
地址

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