- Switchgear and switchboard apparatus (1)
- Carbon and graphite products (2)
- Relays and industrial controls (1)
- Residential lighting fixtures (2)
- Lighting equipment, nec (2)
- Household audio and video equipment (2)
- Telephone and telegraph apparatus (1)
- Printed circuit boards (3)
- Semiconductors and related devices (1)
- Electronic components, nec (2)
- Magnetic and optical recording media (1)
- Electrical equipment and supplies, nec (3)
