Improvements in portable cases especially for filing systems,申请号GB19610021310-传众专利搜索

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发明名称	Improvements in portable cases especially for filing systems
摘要
申请公布号	GB972699(A)	申请公布日期	1964.10.14
申请号	GB19610021310	申请日期	1961.06.13
申请人	NATIONAL LOOSE LEAF COMPANY LIMITED	发明人	COLLIER ROYDON JAMES;HOMES RONALD
分类号	B42F15/00	主分类号	B42F15/00
代理机构		代理人
主权项
地址

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