Bobbin or yarn support,申请号US19430494021-传众专利搜索

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发明名称	Bobbin or yarn support
摘要
申请公布号	US2337438(A)	申请公布日期	1943.12.21
申请号	US19430494021	申请日期	1943.07.09
申请人	AMERICAN PAPER TUBE CO.	发明人	AMRHEIN HARALD L.
分类号	B65H75/10	主分类号	B65H75/10
代理机构		代理人
主权项
地址

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