WCE

Lighting apparatus, namely, lighting installations; apparatus for the exchange of substances and heat for use in the production of steam, for use in cooking and for use in refrigeration; refrigerating machines and installations; ice machines and apparatus; drying apparatus for use in heating, ventilation systems, air conditioning systems and refrigeration systems; air-conditioning, air cooling and ventilation apparatus and instruments; industrial boilers; hot water heating installations; sanitary installations in the nature of steam rooms; disinfectant apparatus for medical purposes