British vacuum cleaner maker Dyson suffered a defeat at the European Court of Justice (ECJ) after the judges on Thursday dismissed its claim for almost €176 million ($193 million) in damages. Dyson had successfully taken legal action against the European Commission over a regulation that allowed the energy efficiency of vacuum cleaners to be determined when they were empty, and not under real-life conditions. The company, which sells bagless vacuum cleaners, argued that the regulation was unfair because some vacuums tend to use more electricity the fuller the container gets. The company won th…