Bobbin-winder thread spool pins for sewing machines,申请号US19550543876-传众专利搜索

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发明名称	Bobbin-winder thread spool pins for sewing machines
摘要
申请公布号	US2828706(A)	申请公布日期	1958.04.01
申请号	US19550543876	申请日期	1955.10.31
申请人	THE SINGER MANUFACTURING COMPANY	发明人	HERBST EDWARD J.
分类号	D05B59/00	主分类号	D05B59/00
代理机构		代理人
主权项
地址

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