Structure of card medium having embossed patterns and method of

Details Structure of card medium having embossed patterns and method of Structure of card medium having embossed patterns and method of

1996-12-18

1999-05-11

Evans, Elizabeth

Stock material or miscellaneous articles

Structurally defined web or sheet

Discontinuous or differential coating, impregnation or bond

428916, 427147, 156219, B32B3/00

Patent

active

059026685

ABSTRACT:
A card medium having embossed patterns, which is capable of preventing forgery of the embossed patterns by charging a resin into each of concave portions defined in the back of the card medium according to the embossing of the patterns or affixing a film for covering a concave-portion region to the back thereof.

REFERENCES:
patent: 4714656 (1987-12-01), Bradshaw et al.
patent: 4997707 (1991-03-01), Otawa et al.
patent: 5413838 (1995-05-01), Chartwin et al.
patent: 5591527 (1997-01-01), Lu

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