[ Electrical ionisation apparatus (not for treatment of air), all for use in the elimination of static electricity and parts and fittings for these goods; electric control apparatus for fans, guns, bars, nozzles, and electric blowers, all adapted for use with the aforesaid apparatus and instruments and including parts and fittings for these goods; electric meters and parts and fittings for these goods; instruments for measuring static electricity levels and parts and fittings for these goods;...