Improvements in and connected with the binding of books,申请号GB19390000735-传众专利搜索

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发明名称	Improvements in and connected with the binding of books
摘要
申请公布号	GB523502(A)	申请公布日期	1940.07.16
申请号	GB19390000735	申请日期	1939.01.09
申请人	FREDERICK GEORGE BIRCH;JOHN ELLIS COOK;J. E. COOK LIMITED	发明人
分类号	B42D1/06	主分类号	B42D1/06
代理机构		代理人
主权项
地址

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