Publication Registration: |
Wednesday, October 5, 1988 |
Design Feature:
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(1) Quadrilaterals containing one or more letters
(2) Quadrilaterals with dark surfaces or parts of surfaces
(3) Other irregular parallelograms, trapezia and quadrilaterals, quadrilaterals containing one or more rounded corners
(4) Several quadrilaterals juxtaposed, joined or intersecting
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Goods and Services Information
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