(2) Circles or ellipses containing one or more quadrilaterals
(3) Circles or ellipses containing other figurative elements
(4) Circles or ellipses containing one or more letters
(5) Two circles, two ellipses, one inside the other
(6) Quadrilaterals containing one or more letters
(8) Quadrilaterals with dark surfaces or parts of surfaces
(9) One quadrilateral
(1) - Soles, heel pieces, sole protectors, sole sound absorbers, gaiters; sets of suspenders, gloves; furs, skins, leather, leather fiber material, artificial leather; adhesives for power belts and technical leather articles, tanning agents; sealing and packing material, thermal insulating and insulating agents; rubber, rubber substituents; technical oils, fats and waxes for power transmission belts and leather; rawhide hammer and rawhide beaters; synthetic resin paper, hard cardboard; plastics as raw material in particular synthetic resinmolding materials with and without filler and additives, injection molding compositions; plastics, presspan, compressed wood, and vulcanized fiber as semi-finished products for technical purposes, in particular in the form of plates, tubes and rods with and without fabric-, paper-, fiber and other inlays, goods of plastic material, synthetic resin, laminated fabric, hard paper, artificial glass, compressed wood, rawhide, leather, leather fiber leather, vulcanized fiber, presspan, cardboard, rubber, fabric, canvas, cotton, iron and metal as well as of combinations of such materials, namely seals and packages, sealing sleeves and -membranes, valve flaps, sealing rings, shaft sealings, gears, gear bodies, fricion wheels, bearing cups, bearing bushes, brake linings, roll linings, roll coatings, rope pulley linings, brake shoes, brake pressure plates, buffers, coupling elements bellows, sleeves, frictionbodies, bandages for technical purposes rolls, runners, scraper blades, suction bars, suction frames, suction frame linings, profile gibs for technical purposes, cutting bars, slideways, cutting rolls, runners, valve cones, hand-wheels, handles, power transmission belts, adhesion cover belts, upright belts, link belts, weft belts, transportbelts, V-, round-and knurl belts, sewing and binding belts, hoses, saddler-, belt-maker-, bag-maker articles, gloves, aprons, knee protectors, mine caps, articles for weaving mills and spinning factories, viz. beater belts, beater caps, pickers, picker protectors,bumpers, catch belts, bands, traveling cloths, traveling leather, spinning cans, spools, spool cases, spool guiding bushes, spinning potcovers, hopper bars, parts of electrotechnical devices and electrotechnical equipment as well as household devices, switch casings, switch handles, switch panels, sockets, radio cabinets, elements for radio sets, vacuum cleaning linings, shaft caps, handle caps, bottle screw means, closure caps, tins, boxes register supports,ashtrays, pipe heads, cigarette holders, parts of land-, air-and sea vehicles as well as railroad cars, railway engines, and railway signal- and track systems, fittings, mechanically worked iron and metal parts.