[Class : 6] Boarding Aids For Railway Vehicles, In Particular Ramps, Sliding Steps, Folding Steps, Gap Bridging Devices.[Class : 7] Electric Drives For Railway Vehicle Doors, Particularly Electric Linear Actuators And Drives For Railway Vehicle Doors; Electric And Pneumatic Door Openers And Closers For Railway Vehicle Doors, In Particular Automatically Operated Railway Vehicle Doors.[Class : 9] Electric And Electronic Control Apparatus For Electric Or Electro Pneumatic Drives Of Railway Vehicle Doors, Extendable And Retractable Boarding Aids For Railway Vehicles, In Particular Ramps, Sliding Steps And Folding Steps; Sensors For Railway Vehicle Door Systems; Control Apparatus For Electric And Pneumatic Door Openers And Closers For Railway Vehicle Doors, And Extendable And Retractable Boarding Aids For Railway Vehicles, In Particular Ramps, Sliding Steps And Folding Steps.[Class : 12] Railway Vehicle Doors, In Particular Automatically Operated Railway Vehicle Doors, In Particular Exterior Doors, Interior Doors, Connecting Doors, Sliding Doors, Driver"S Cab Doors, Pivot Sliding Doors, Swing Doors; Trapping Protection Devices Being Parts Of Rail Way Vehicle Door Systems; Parts For The Aforesaid Goods; In Particular The Aforesaid Goods For Trams And Urban Railways, Underground And Over Ground Railways, Passenger Coaches And High Speed Trains.[Class : 37] Maintenance And Repair Of Railway Vehicle Door Systems, In Particular Automatically Operated Railway Vehicle Door Systems.