Improvements in or relating to machines for binding books,申请号GB19470021879-传众专利搜索

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发明名称	Improvements in or relating to machines for binding books
摘要
申请公布号	GB656178(A)	申请公布日期	1951.08.15
申请号	GB19470021879	申请日期	1947.08.08
申请人	SPIRAL BINDING COMPANY INC.	发明人
分类号	B42B5/12	主分类号	B42B5/12
代理机构		代理人
主权项
地址

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