7
Machines and machine tools; motors and engines (except for land vehicles); machine coupling and transmission components (except for land vehicles); agricultural implements other than hand operated; incubators for eggs; heat exchange apparatus [parts of machines]; heat exchange equipment parts of machines]; heat exchangers [parts of machines]; heat recovery apparatus [parts of machines]; waste heat recovery machines; boilers [parts of machines]; marine, land or power station boilers [parts of machines]; apparatus for power generation; steam engine boilers; parts, spares, fixtures and fittings for any or all of the aforesaid goods
11
Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes; heat exchangers [not part of machines]; heat exchange equipment; heat exchange apparatus; boilers [other than parts of machines]; marine, land or power station boilers [other than parts of machines]; heating boilers; boilers for steam generation; parts, spares, fixtures and fittings for any or all of the aforesaid goods
37
Building construction; repair; installation services; construction, installation, repair, service and maintenance of boilers; construction, installation, repair, service and maintenance of marine, land or power station boilers; construction, installation, repair, service and maintenance of heat exchangers; construction, installation, repair, service and maintenance of heat exchange equipment; construction of power plants; advisory services in relation to the construction, installation, repair and maintenance of power plants; advisory services in relation to the construction, installation, repair and maintenance of heat exchange apparatus; advisory services in relation to the construction, installation, repair and maintenance of boilers, waste heat recovery applications; consultancy, advisory and information services for or in relation to any or all of the aforesaid services in this class