Needle clamps for sewing machines,申请号US19580757609-传众专利搜索

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发明名称	Needle clamps for sewing machines
摘要
申请公布号	US3016031(A)	申请公布日期	1962.01.09
申请号	US19580757609	申请日期	1958.08.27
申请人	THE SINGER MANUFACTURING COMPANY	发明人	SZUBA WALTER D.
分类号	D05B55/02	主分类号	D05B55/02
代理机构		代理人
主权项
地址

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