Indexing and reading system,申请号US19580753820-传众专利搜索

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发明名称	Indexing and reading system
摘要
申请公布号	US2990049(A)	申请公布日期	1961.06.27
申请号	US19580753820	申请日期	1958.08.07
申请人	JOHN P. FRANK;HOWARD BARDACH;GEORGE FRANKENTHALER;HENRY KOHN;JOHN GERBE	发明人	GERBE JOHN F.
分类号	G05G21/00	主分类号	G05G21/00
代理机构		代理人
主权项
地址

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