- Power, distribution and specialty transformers (1)
- Switchgear and switchboard apparatus (1)
- Relays and industrial controls (1)
- Lighting equipment, nec (1)
- Household audio and video equipment (2)
- Telephone and telegraph apparatus (7)
- Radio and t.v. communications equipment (1)
- Communications equipment, nec (2)
- Semiconductors and related devices (1)
- Electronic connectors (1)
- Electronic components, nec (2)
- Electrical equipment and supplies, nec (4)
