A new or improved needle guard for sewing machines,申请号GB19370009368-传众专利搜索

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发明名称	A new or improved needle guard for sewing machines
摘要
申请公布号	GB473873(A)	申请公布日期	1937.10.21
申请号	GB19370009368	申请日期	1937.04.02
申请人	LOUIS LEMPERT	发明人
分类号	D05B83/00	主分类号	D05B83/00
代理机构		代理人
主权项
地址

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