Card punching and reading device,申请号US19640336285-传众专利搜索

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发明名称	Card punching and reading device
摘要
申请公布号	US3386654(A)	申请公布日期	1968.06.04
申请号	US19640336285	申请日期	1964.01.07
申请人	CONTROL DATA CORPORATION	发明人	WALLACE RICHARD A.
分类号	G06K13/07	主分类号	G06K13/07
代理机构		代理人
主权项
地址

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