[ Internal combustion engines for power generation other than for land vehicles, namely, air and water-cooled diesel and gas engines and gas turbine engines for stationary machines and parts therefor; internal combustion engines for machine operation and replacement parts therefor; internal combustion engines for power generation, other than for land vehicles; diesel engines for machines; diesel engines not for land vehicles; internal combustion engines for boats, for woodworking machines, for grinding mill machines, for brewery machines, and for hoists and for oil field apparatus, namely, drilling rig mechanization machines and devices; ] machine assemblies consisting of stationary and mobile internal combustion engines, namely, electric power generators for generating electrical power; [ air and hydraulic compressors for machines; pumps, namely, vacuum pumps and hydraulic pumps; ] emergency power generating installations and combined heat and power installations, namely, auxiliary power units for supplying electrical power to heat and power generators; [ fuel conversion apparatus for internal combustion engines, namely, catalytic exhaust gas converters; ] speed governors for [ machines, ] engines [ and motors; ] [ compressed air engines, namely, compressed air motors, air motors; ] [ filters for machines or engines, namely, engine air filters, oil filters and fuel filters; ] crankcases for [ machines, motors and ] engines; [ hydraulic motors for hydraulic pumps; hydraulic controls for machines and motors; ] [ filters for cleaning cooling air for engines; ] regulators being parts of machines; control mechanisms [ for machines, ] for engines [ or for motors, ] namely, [ hydraulic controls, pneumatic controls and ] electrical controls [ ; anti-pollution devices for motors and engines; combustion engines for rollers, excavators, cranes, road building machines, and agricultural machines; engines and motors for the generation of electricity; engines not for land vehicles; engines, other than for land vehicles; gasoline engines not for land vehicles; industrial engines; marine engines and parts and fittings thereof ]

[ Heat pumps; heat regenerators; heat accumulators; heat exchangers; electrochemical gas generators and steam generators ]

[ Internal combustion engines for land vehicles, namely, air and water-cooled diesel engines and gas engines ]

Rebuilding of [ land vehicle engines, ] engines not for land vehicles and stationary engines

[ Rental of electric power generators; rental of power generating equipment, namely, internal combustion engines ]