Unitary head-assembly for application to sewing machines,申请号GB19440016241-传众专利搜索

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发明名称	Unitary head-assembly for application to sewing machines
摘要
申请公布号	GB565591(A)	申请公布日期	1944.11.16
申请号	GB19440016241	申请日期	1943.04.13
申请人	THE SINGER MANUFACTURING COMPANY	发明人
分类号	D05B51/00	主分类号	D05B51/00
代理机构		代理人
主权项
地址

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