Inner guide for visible index systems,申请号US19480049408-传众专利搜索

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发明名称	Inner guide for visible index systems
摘要
申请公布号	US2568302(A)	申请公布日期	1951.09.18
申请号	US19480049408	申请日期	1948.09.15
申请人	REDMOND WILLIAM J;SAYERS EDWARD L	发明人	REDMOND WILLIAM J.;SAYERS EDWARD L.
分类号	B42F17/00	主分类号	B42F17/00
代理机构		代理人
主权项
地址

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