Universal paper file with insider glued back for bundling documents
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United States of America Patent
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-
May 23, 1989
Grant Date -
N/A
app pub date -
Nov 12, 1987
filing date -
Nov 13, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Universal paper file with inside glued back for bundling documents, of the type consisting of a front cover, a back cover and a back, the inside of the back containing a glue layer including a thermosetting glue, wherein both the glue of said glue layer and the back of the paper file are made of materials that upon thermal activation, enter into a chemical reaction to form a mutual permanent bond therebetween.
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Family
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Cited Art Landscape
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