41 Providing of training in the field of welding; education services, namely, classes, seminars, lectures and workshops and training in relation to welding; provision of training in the use of inverters, electronic controls for welding apparatus, electronic equipment for use in controlling welding machines, computer hardware for use with welding machines, computer hardware for calibrating welding machines, welding and soldering machines and devices, stud welding machines, welding electrodes, welding apparatus, welding guns, robotic welding machines, feeders of studs for stud welding machines, welding heads, apparatus for cleaning welding machines and welding; providing educational services, namely, classes, seminars, lectures and workshops in the field of welding and information in respect of inverters, electronic controls for welding apparatus, electronic equipment for use in controlling welding machines, computer hardware for use with welding machines, computer hardware for calibrating welding machines, welding and soldering machines and devices, stud welding machines; providing educational services, namely, classes, seminars, lectures and workshops in the field of welding and information in respect of welding electrodes, welding apparatus, welding guns, robotic welding machines, feeders of studs for stud welding machines, welding heads, apparatus for cleaning welding machines and welding; arranging and conducting seminars, workshops, educational conferences, teleconferences, educational webconferences and educational events in the field of welding, inverters, electronic controls for welding apparatus, electronic equipment for use in controlling welding machines, computer hardware for use with welding machines, computer hardware for calibrating welding machines, welding and soldering machines and devices, stud welding machines, welding electrodes, welding apparatus, welding guns, robotic welding machines, feeders of studs for stud welding machines, welding heads, apparatus for cleaning welding machines and welding