Light responsive apparatus for comparing cards or the like,申请号US19620205009-传众专利搜索

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发明名称	Light responsive apparatus for comparing cards or the like
摘要
申请公布号	US3390253(A)	申请公布日期	1968.06.25
申请号	US19620205009	申请日期	1962.06.25
申请人	WENDELL S. MILLER	发明人	MILLER WENDELL S.
分类号	G04C17/00	主分类号	G04C17/00
代理机构		代理人
主权项
地址

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