- Electronic generation equipment (9)
- Battery chargers, rectifying or nonrotating (1)
- Electrochemical generators (fuel cells) (1)
- Power conversion units, a.c. to d.c.: static-electric (1)
- Thermo-electric generators (1)
- Capacitors, a.c., for motors or fluorescent lamp ballasts (1)
- Blasting machines, electrical (1)
- Static elimination equipment, industrial (1)
