41 Educational services, namely, conducting programs in the field of welding; Education services, namely, providing on-line classes, seminars, workshops in the field of welding; Educational services, namely, providing on-line classes, seminars, workshops in the field of welding; Education services, namely, providing live and on-line classes, seminars, workshops in the field of welding; Education services, namely, providing classes, seminars, workshops in the field of welding