[Class : 6] Cylinders Of Metal For Gas; Steel Cylinders For Compressed Gas; Pressure Gas Cylinders Made Of Metal; Metal Cylinders For Compressed Gas Or Liquids, Sold Empty; Valves Of Metal, Other Than Parts Of Machines; Valves Of Metal Other Than Parts Of Machines Including Those From Alloy Steel And Titanium.[Class : 9] Software; Computer Software, Recorded; Computer Software Applications, Downloadable; Downloadable Computer Software Programs; Computer Software Platforms, Recorded Or Downloadable; Computer Programs, Downloadable; Computer Hardware; Computer Hardware And Firmware; Sensors; Liquid Level Sensors; Gas Sensors; Sensors For Determining Position.[Class : 20] Cylinders, Not Of Metal For Gas; Non Metal Cylinders For Compressed Gas Or Liquids, Sold Empty; Valves, Not Of Metal, For Containers; Valves Of Plastic, Other Than Parts Of Machines.