020102, 071302, 100725, 170102, 260513, 260521, 260913, 260921, 261102, 261321, 261325, 261328, 2617 - Shadows or silhouettes of men. Signs not attached to a support. Other medical or surgical apparatus, instruments, attire, or utensils, including medical inhalers and eyepatches. Clocks, including clock or watch faces alone. Two Triangles. Triangles that are completely or partially shaded. Two squares. Squares that are completely or partially shaded. Plain single line rectangles. Quadrilaterals that are completely or partially shaded. Quadrilaterals with one or more curved sides. Miscellaneous designs with overall quadrilateral shape. Zig-zag line(s). Letters or words underlined and/or overlined by one or more strokes or lines. Other lines, bands or bars.