A new or improved time-lag device for use with electric switches,申请号GB19490017814-传众专利搜索

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法人/股东/高管

发明名称	A new or improved time-lag device for use with electric switches
摘要
申请公布号	GB669776(A)	申请公布日期	1952.04.09
申请号	GB19490017814	申请日期	1949.07.06
申请人	ARTHUR GREEN	发明人
分类号	G04F1/00	主分类号	G04F1/00
代理机构		代理人
主权项
地址

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