Method of producing paper bags,申请号US19500177875-传众专利搜索

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发明名称	Method of producing paper bags
摘要
申请公布号	US2645166(A)	申请公布日期	1953.07.14
申请号	US19500177875	申请日期	1950.08.05
申请人	WOLF BROTHERS, INC.	发明人	BLIZARD WALTER S.
分类号	B31B23/00	主分类号	B31B23/00
代理机构		代理人
主权项
地址

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