010707, 010905, 011509, 020911, 032315, 090525, 100705, 130125, 140302, 140325, 150105, 150503, 1505 - Globes with rings or orbits. Atoms or molecular models. Snowflakes, snow crystals. Humans engaged in other work. Micro-organisms (including sperms). Other headwear, including military helmets. Stethoscopes. Other lighting equipment excluding ceiling fans with lights. Nails, screws, nuts, bolts, washers, eyelets, rivets, dowel pins, thumb tacks, railroad spikes. Other small hardware articles, including hooks, magnets. Propellers of all kinds, ventilators, blowers, turbines. Desktop computers, laptop computers and computer monitors. PDAs, printers and other computer devices including tape drives, CPUs, mainframes and servers, excluding computer mouse. Calculators, adding machines. Cash registers. Computer mouse. Other office machines and accessories, including fax machines. Cog wheels (wheels with teeth), gears, several wheels in juxtaposition. Other electrical apparatus, including fuses, fuseboxes and electrical connectors. Antennas, including satellite dishes. Binoculars, opera glasses, telescopes, microscopes. Instruments for linear measurement, including rulers, yard sticks, tape measures and surveyor's tapes and chains. Barometers, thermometers. Space rockets, missiles and capsules. Test tubes. Other receptacles for laboratory use, including beakers. Graph paper, diagrams, blueprints, the periodic table. Closed books. Box and board games, pieces for such games, poker chips. Other notational signs and symbols, including pH, hazardous materials symbols, degree sign(�), pound sign(#), equal signs(=), and other mathematical symbols. Circles that are totally or partially shaded. Helixes. Five or more circles. Squares made of geometric figures, objects, humans, plants or animals. Squares that are completely or partially shaded. More than one polygon. Straight line(s), band(s) or bar(s). Diagonal line(s), band(s) or bar(s). Other geometric solids.