- Relays and industrial controls (1)
- Household laundry equipment (1)
- Household audio and video equipment (5)
- Prerecorded records and tapes (1)
- Telephone and telegraph apparatus (1)
- Radio and t.v. communications equipment (2)
- Communications equipment, nec (1)
- Electron tubes (1)
- Electronic components, nec (1)
- Magnetic and optical recording media (2)
