Electronic computer for addition and subtraction,申请号US19480034968-传众专利搜索

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发明名称	Electronic computer for addition and subtraction
摘要
申请公布号	US2609143(A)	申请公布日期	1952.09.02
申请号	US19480034968	申请日期	1948.06.24
申请人	STIBITZ GEORGE R	发明人	STIBITZ GEORGE R.
分类号	G06F7/50;G06F7/501;G11B20/16	主分类号	G06F7/50
代理机构		代理人
主权项
地址

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