Time-controlled switch,申请号US19270223683-传众专利搜索

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发明名称	Time-controlled switch
摘要
申请公布号	US1767347(A)	申请公布日期	1930.06.24
申请号	US19270223683	申请日期	1927.10.03
申请人	CHARLES H. PHILLIPS	发明人	COWARD WILLIAM JENNINGS
分类号	G04C23/16	主分类号	G04C23/16
代理机构		代理人
主权项
地址

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