| 379 / | HD | TELEPHONIC COMMUNICATIONS |
| 90.01 | DF | TELEPHONE LINE OR SYSTEM COMBINED WITH DIVERSE ELECTRICAL SYSTEM OR SIGNALLING (E.G., COMPOSITE) {8} |
| 102.01 | ![]() | .~ Remote control {4} |
| 102.02 | DF | .~.~> Communication device {2} |
| 102.05 | DF | .~.~> Of heating, ventilation, air conditioner (e.g., HVAC) |
| 102.06 | DF | .~.~> Of physical entrance or exit lock |
| 102.07 | DF | .~.~> Having indication |