Card – picture – or sign exhibiting – Check – label – or tag – Baggage checks
Patent
1978-01-23
1980-01-01
Mancene, Louis G.
Card, picture, or sign exhibiting
Check, label, or tag
Baggage checks
283 18, 283 9R, G09F 302
Patent
active
041809297
ABSTRACT:
Tamper indicating label having strong protective film applied to a relatively fragile base film having adhesive on the opposite side. Sets of indicia and masking layers are printed on the label base with inks of differing adhesivity and overlain by a layer of clear polymeric material such as an ink residue having relatively low adhesivity to the label base but good adhesivity to the masking layers.
REFERENCES:
patent: 3631617 (1972-01-01), Pekko
patent: 3755935 (1973-09-01), Annennerg
patent: 4070774 (1978-01-01), Staats
Alexander Cruzan
Contreras Wenceslao J.
Francis Richard
Mancene Louis G.
Minnesota Mining and Manufacturing Company
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