Design Feature:
|
(1) Nails, screws, bolts, rivets, dowel pins, screw nuts, drawing pins -- Note: See also 9.5.1.
(2) Screws, bolts, rivets, dowel pins, drawing pins
(3) Moiré surfaces or backgrounds
(4) Squares
(5) Quadrilaterals containing one or more numerals
(6) Quadrilaterals containing one or more letters
(7) Rectangles
(8) Quadrilaterals with dark surfaces or parts of surfaces
(9) Other irregular parallelograms, trapezia and quadrilaterals, quadrilaterals containing one or more rounded corners
(10) Two quadrilaterals, one inside the other
|
Goods and Services Information
|