Thread guide advancing device for bobbin winding machines,申请号US19310534669-传众专利搜索

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发明名称	Thread guide advancing device for bobbin winding machines
摘要
申请公布号	US1894313(A)	申请公布日期	1933.01.17
申请号	US19310534669	申请日期	1931.05.02
申请人	AUGUST HOFFMANN	发明人	HOFFMANN AUGUST
分类号	B65H54/36	主分类号	B65H54/36
代理机构		代理人
主权项
地址

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