[Class : 9] Scientific, Research; Apparatus And Instruments For Conducting, Switching, Transforming, Accumulating, Regulating Or Controlling The Distribution Or Use Of Electricity; Batteries, Electric; Batteries And Battery Energy Storage Systems (Bess); Vanadium Redox Flow Batteries (Vrfb); Industrial And Rechargeable Batteries; Inverters, Converters And Transformers; Power...