#Telecommunication, sound recording or reproduction, computers #Surfaces or backgrounds covered with repeated geometrical figures, figurative elements or inscriptions #Circles #Triangles, lines forming an angle #Quadrilaterals #Telecommunication, television, sound recording or sound reproduction apparatus and equipment, computers #Discs, CDs, DVDs for sound, image and data recording and reproduction; sleeves and boxes for discs #Surfaces or backgrounds covered with repeated geometrical figures or designs #Surfaces or backgrounds covered with squares or rectangles (except A 25.7.4) #26.01.01 #One circle #One triangle #Other irregular parallelograms, trapezia and quadrilaterals, quadrilaterals containing one or more rounded corners #Quadrilaterals containing one or more circles, ellipses or polygons (specify the content)