Flat paper sheet item for distributing a thin layer of material
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United States of America Patent
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-
Jan 2, 1990
Issued Date -
N/A
app pub date -
Mar 20, 1989
filing date -
Oct 8, 1986
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A relatively flat packet for distributing thin layers of material, which provide a substantial recess so as to limit the possibility of contact with surfaces that could impair the integrity of the layer of material enclosed in the packet item from smearing and abrasion.
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