(subclass SwitchDevice EngineeringComponent) | Mid-level-ontology.kif 1784-1784 | Switch device is a subclass of engineering component |
(subclass Relay SwitchDevice) | engineering.kif 749-749 | Relay is a subclass of switch device |
(subclass IDeviceHomeButton SwitchDevice) | ComputingBrands.kif 3135-3135 | Home button is a subclass of switch device |