- Switchgear and switchboard apparatus (1)
- Relays and industrial controls (3)
- Noncurrent-carrying wiring devices (1)
- Household audio and video equipment (1)
- Prerecorded records and tapes (1)
- Communications equipment, nec (1)
- Semiconductors and related devices (3)
- Magnetic and optical recording media (1)
- Electrical equipment and supplies, nec (1)
