Transformers, coils included in this class, electro-magnets and windings of all descriptions; electric arc welding apparatus; starters of all descriptions for electric motors of all descriptions; electric and electro-mechanical regulators of all descriptions for A.C. and D.C. equipment, motors and generators including automatic voltage regulators and manual regulators; resistors, rheostats and potentiometers; electric apparatus for use in controlling machines, engines or motors by means of current and/or voltage control including electrical throttle generators; electrical switchboards of all descriptions; electric convertors; automatic battery chargers; and parts and accessories included in this class for all the foregoing

Electric generating sets of all descriptions including diesel or petrol engine or electric motor powered sets, direct or alternating sets and permanently installed, mobile or portable sets; electric motors of all descriptions included in this class, including A.C. and D.C. motors; alternators; dynamos; electric welding machines and electric welding generators; speed governors for machines; Frequency changers; vulcanising apparatus of all descriptions including conveyor belt vulcanisers, belt edge vulcanisers,portable field vulcanisers, hydraulic vulcanisers and heating platens; manual regulators for use in controlling machines, alternators, engines, or motors including mechanical voltage regulators for alternators; internal combustion engines of all descriptions included in this class; and parts and accessories included in this class for all the foregoing