Improvements in or relating to belt-tensioning device for foldable sewing machines,申请号GB19610046388-传众专利搜索

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发明名称	Improvements in or relating to belt-tensioning device for foldable sewing machines
摘要
申请公布号	GB921892(A)	申请公布日期	1963.03.27
申请号	GB19610046388	申请日期	1961.12.28
申请人	ELMO ALFREDO FONTANA	发明人
分类号	D05B75/06;F16H7/08;F16H7/12	主分类号	D05B75/06
代理机构		代理人
主权项
地址

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