Design Feature:
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(1) Bank, credit or identification cards, bar-coded or not, magnetic or not
(2) Other mathematical symbols, %, pi, factor2
(3) Squares
(4) Rectangles
(5) Two quadrilaterals, one inside the other
(6) Quadrilaterals containing other inscriptions
(7) Quadrilaterals containing one or more rounded corners
(8) Quadrilaterals containing one or more lines or bands (specify the content)
(9) Horizontal lines or bands
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