Design Feature:
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(1) Quadrilaterals containing one or more letters
(2) Quadrilaterals with dark surfaces or parts of surfaces
(3) Rhombs or squares standing on one of the corners thereof
(4) Other irregular parallelograms, trapezia and quadrilaterals, quadrilaterals containing one or more rounded corners
(5) One quadrilateral
(6) Quadrilateral figures with one or more convex or concave sides -- Note: Not including elongated surfaces with one or more convex or concave sides (25.3.1).
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Goods and Services Information
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