Universal binding element for binding loose documents in a file
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United States of America Patent
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Jan 7, 1992
Grant Date -
N/A
app pub date -
Jun 7, 1990
filing date -
Oct 7, 1988
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Universal binding element for binding loose documents in a file, characterized in that it principally consists of an inner cover formed of a first part (2) that is intended for forming a front sheet; a second part (3) that is intended for forming a back sheet; and a third part (4) that is intended for forming a spine, which includes adhesive means (5) which are formed of glue (9, 10, 23) meltable under the influence of heat and which, when heated and subsequently cooled can provide for an adhesive connection on both the inside (6) and the outside (7) of the formed spine.
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