Packing material and packing containers manufactured from the material
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United States of America Patent
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-
Oct 27, 1992
Grant Date -
N/A
app pub date -
Jul 31, 1989
filing date -
Aug 1, 1988
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A flexible material comprises a sheet or web of deformable heat-sealable plastic material having at least one face a surface relief pattern comprising a multitude of small, closely spaced depressions and/or elevations serving to impart increased rigidity and optionally one or more layers, e.g. of aluminum foil, laminated to said plastic material over said relief pattern.
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