Cl. 6: Pipes, ducts, duct systems of metal pipe junctions, duct junctions and accessory parts, all of metal · Cl. 11: Ventilation hoods for air conditioning devices smoke extraction installations for air purification and air conditioning dust removing installations for air purification and air conditioning air conditioning apparatus air conditioning installations compact air conditioners cooling installations refrigerating machines air filtering installations air cooling apparatus air purification installations air purification machines air dryers ventilation apparatus (air conditioning) ventilation apparatus and air conditioning apparatus, as well as their components in buildings and industrial installations ventilation towers, i.e. tower-shaped ventilation apparatus ventilation chimneys, i.e. chimney-shaped ventilation apparatus silencer sets and silencing installations for buildings and industrial installations, i.e. components in a chamber- type construction for absorption, resonance and silencing purposes as parts or functional accessories of air conditioning installations fans (air-conditioning) fans (parts of air-conditioning installations) fans and their parts and accessories, as far as included in this class, for industrial systems in buildings and industrial installations heat regenerators and complete heat recovery systems heat exchangers heat accumulators · Cl. 37: Installation, assembly, repair and maintenance of ventilation, air conditioning and fire protection apparatus and installations
BerlinerLuft. Technik GmbH
Especificação: Cl. 6: Pipes, ducts, duct systems of metal pipe junctions, duct junctions and accessory parts, all of metal · Cl. 11: Ventilation hoods for air conditioning devices smoke extraction installations for air purification and air conditioning dust removing installations for air purification and air conditioning air conditioning apparatus air conditioning installations compact air conditioners cooling installations refrigerating machines air filtering installations air cooling apparatus air purification installations air purification machines air dryers ventilation apparatus (air conditioning) ventilation apparatus and air conditioning apparatus, as well as their components in buildings and industrial installations ventilation towers, i.e. tower-shaped ventilation apparatus ventilation chimneys, i.e. chimney-shaped ventilation apparatus silencer sets and silencing installations for buildings and industrial installations, i.e. components in a chamber- type construction for absorption, resonance and silencing purposes as parts or functional accessories of air conditioning installations fans (air-conditioning) fans (parts of air-conditioning installations) fans and their parts and accessories, as far as included in this class, for industrial systems in buildings and industrial installations heat regenerators and complete heat recovery systems heat exchangers heat accumulators · Cl. 37: Installation, assembly, repair and maintenance of ventilation, air conditioning and fire protection apparatus and installations
