Design Feature:
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(1) Propellers, ventilators, blowers, turbines, burners -- Note: Includes all kinds of propellers, including those for aircraft or ships.
(2) Several triangles, juxtaposed, joined or intersecting
(3) Triangular figures with one or more convex or concave sides
(4) Quadrilaterals containing one or more triangles or lines forming an angle
(5) Quadrilaterals containing one or more letters
(6) Quadrilaterals with dark surfaces or parts of surfaces
(7) Other irregular parallelograms, trapezia and quadrilaterals, quadrilaterals containing one or more rounded corners
(8) One quadrilateral
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Goods and Services Information
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