Electric clock system,申请号US19410398129-传众专利搜索

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发明名称	Electric clock system
摘要
申请公布号	US2377617(A)	申请公布日期	1945.06.05
申请号	US19410398129	申请日期	1941.06.14
申请人	DICKE OSCAR H;DICKE ROBERT H	发明人	DICKE OSCAR H.;DICKE ROBERT H.
分类号	G04C11/00	主分类号	G04C11/00
代理机构		代理人
主权项
地址

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