Card filing equipment,申请号US19460667192-传众专利搜索

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发明名称	Card filing equipment
摘要
申请公布号	US2480445(A)	申请公布日期	1949.08.30
申请号	US19460667192	申请日期	1946.05.03
申请人	SOPHIE E. BRUEN;EDNA V. DICKINSON;SARAH M. BULLOCK;G. A. STUART;JAY FISHER;MARIE THOENEN;GEORGE H. FREDERICKSEN;E. M. THORSEN	发明人
分类号	A47B63/06	主分类号	A47B63/06
代理机构		代理人
主权项
地址

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