Waterproof bags and method of producing waterproof bags
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United States of America Patent
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Feb 3, 2004
Grant Date -
Jun 6, 2002
app pub date -
Sep 20, 2001
filing date -
Dec 5, 2000
priority date (Note) -
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Abstract
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.
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