Improvements in or relating to loose-leaf binders,申请号GB19320012956-传众专利搜索

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发明名称	Improvements in or relating to loose-leaf binders
摘要
申请公布号	GB387883(A)	申请公布日期	1933.02.16
申请号	GB19320012956	申请日期	1932.05.05
申请人	GEORGES LEVINSKY;CHARLES MARSAL	发明人
分类号	B42F13/16	主分类号	B42F13/16
代理机构		代理人
主权项
地址

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