[Class : 37] Installation, Servicing And Repair Of Lifting Apparatus; Installation And Repair Services Of Elevators, Lifts, Hoist, Cranes, Conveyor, Escalators; Pulleys; Installation, Servicing And Repair Of Pneumatic Bulk Material Handling Systems; Rental Of Lifting Apparatus, Cranes, Hoists, Lifts, Pulleys; Hire Of Lifting Apparatus