Advertising boards (electric or luminous); Advertising signboards (electric); Advertising signboards (luminous); Electric advertising apparatus with alternative displays; Illuminated advertising apparatus; Advertising display apparatus (electric or luminous); Luminous advertising apparatus with alternative displays; Luminous advertising displays; Digital signs; Electric signs; Illuminated advertising signs; Illuminated signs used for advertising; Illuminated signs; Display signs of non-metallic materials (luminous or mechanical); Advertising display signs (electric or luminous); Luminous electric signs; Luminous signs; Neon signs; Photoluminescent signs; Signs being illuminated; Signs being luminous; Signs being photoluminescent; Signs, luminous; Neon lights (signals)