Lottery ticket

Details Lottery ticket Lottery ticket

1988-01-11

1989-07-25

Bell, Paul A.

Printed matter

Having revealable concealed information, fraud preventer or...

Utilizing superposed layers

283102, 283903, B42D 1500

Patent

active

048506184

ABSTRACT:
A lottery ticket which has a layer of thermally-activated material beneath a ruboff layer, the material being selectively activated by a thermal sensor at the point of sale so as to apply the prize indicia on the thermally-activated material while it is still underneath the ruboff layer.

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