Time controlled electric switch,申请号GB19280030437-传众专利搜索

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发明名称	Time controlled electric switch
摘要
申请公布号	GB324123(A)	申请公布日期	1930.01.20
申请号	GB19280030437	申请日期	1928.10.20
申请人	DANIEL LYMAN CHANDLER	发明人
分类号	G04F3/02	主分类号	G04F3/02
代理机构		代理人
主权项
地址

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