- Motors and generators (1)
- Relays and industrial controls (1)
- Noncurrent-carrying wiring devices (1)
- Household audio and video equipment (1)
- Telephone and telegraph apparatus (1)
- Radio and t.v. communications equipment (1)
- Semiconductors and related devices (1)
- Primary batteries, dry and wet (1)
- Electrical equipment and supplies, nec (1)
