发明名称 Waterproof bags and method of producing waterproof bags
摘要 A waterproof bag and a method of producing the waterproof bag are disclosed. The method includes applying first and second waterproof films respectively onto first and second outer surfaces of a base component, such that the base component includes first and second non-laminated outer surface areas; refolding the base component so as to position the first and second non-laminated outer surface areas in certain regions of the base component; and applying third and forth waterproof films respectively onto the first and second non-laminated outer surface areas of the base component and onto first and second end portions of the first and second waterproof films.
申请公布号 US6686010(B2) 申请公布日期 2004.02.03
申请号 US20010955976 申请日期 2001.09.20
申请人 AHN SOON-KEUN 发明人 AHN SOON-KEUN
分类号 B32B1/08;B31B39/00;B65D30/08;(IPC1-7):B32B1/08;B32B7/04 主分类号 B32B1/08
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