Education services, namely, providing classes, seminars, and workshops in the field of climate control systems, HVAC systems, and the maintenance and repair thereof; providing of training in the field of climate control systems, HVAC systems, and the maintenance and repair thereof; providing of training relating to HVAC systems, namely, heating, ventilation and air conditioning units, apparatus for ventilating, air conditioning installations, air filtering installations, ventilating installat...

[ education services, namely, conducting classes and seminars in the field of construction and architecture; distributing course materials in connection therewith ]

Machine tools and power operated downhole tools for cutting metal tubular members in a borehole, namely, whipstocks, casing cutters, pilot mills, tapered mills, section mills, and multiple string cutters for use in wellbore construction and maintenance; cutting and orientation machines comprised of whipstocks, casing cutters, pilot mills, tapered mills, section mills, and multiple string cutters for cutting metal tubular members in a borehole, for use in wellbore construction and maintenance

downhole tools for use in casing milling, casing exiting, and wellbore construction and maintenance

interior and exterior wooden shutters for windows, doors and other openings