Publication Registration: |
Wednesday, March 7, 2012 |
Design Feature:
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(1) Quadrilaterals containing one or more letters
(2) Rectangles
(3) Quadrilaterals with dark surfaces or parts of surfaces
(4) 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).
(5) Two quadrilaterals, one inside the other
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Goods and Services Information
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