Employee card sensing and recording device,申请号US19670628474-传众专利搜索

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发明名称	Employee card sensing and recording device
摘要
申请公布号	US3419881(A)	申请公布日期	1968.12.31
申请号	US19670628474	申请日期	1967.04.04
申请人	MITITAKA YAMAMOTO;YUKIO MIZUTA;SHIZUYA ANO	发明人	YAMAMOTO MITITAKA;MIZUTA YUKIO;ANO SHIZUYA
分类号	G07C1/14;G07C9/00	主分类号	G07C1/14
代理机构		代理人
主权项
地址

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