6
Valves of metal, other than parts of machines; Tank valves of metal for controlling the flow of gases and liquids in pipelines; Manually operated metal valves, other than parts of machines; Hydrogen absorbing alloys; Fluid storage tanks of metal; Gas storage tanks of metal; Liquid storage tanks [containers] made of metal; Liquid storage tanks or reservoirs of metal; Pipe couplings of metal; Pipework of metal; Steel pipes
7
Valves being parts of machines; Safety valves [parts of machines]; Pressure reducing valves [parts of machines]; Shut-off valves [parts of machines]; relief valves [parts of machines]; Pressure regulating valves being parts of machines; Pressure valves [parts of machines]; Clack valves [parts of machines]; Control valves for regulating the flow of gases and liquids [parts of machines]; Valves for high-pressure hydrogen dispensing tanks [parts of machines]; Dispensing valves being machine parts; Proportional flow valves being parts of machines; Excess flow valve being parts of machines; Manually operated metal valves being parts of machines; Machines used for generating and/or compressing hydrogen; Machines and machine systems for hydrogen production; Pressure regulators being parts of machines; Engine fuel supply system; Non-electric prime movers, not for land vehicles; Parts of nonelectric prime movers; Filters for valves for high-pressure hydrogen dispensing tanks [parts of machines]; Construction machines; Fuel cell powered construction machines
9
Electronic control apparatus for valves; Electrical and electronic control apparatus and instruments; Fuel cell stacks; Fuel cells; Hydrogen fuel cells; Solenoid valves [electromagnetic switches]; Temperature sensors; Measuring or testing machines and instruments; Electric or magnetic meters and testers; Computers; Application Software; Computer programs for use in telecommunications; Pressure sensors
12
Hydrogen engines for automobiles; Fuel cell electric cars; Fuel cell cars; Hydrogen-fueled cars; Fuel tanks for vehicles
37
Fueling of hydrogen gas for vehicles; Refueling of vehicles; Installation, repair and maintenance of systems for hydrogen production, storage, liquefaction and transportation; Repair and maintenance of systems for hydrogen supply systems; Fueling of hydrogen gas for fuel cell powered construction machines; Refueling of fuel cell powered construction machines