| (subclass Telephone ElectricDevice) | Mid-level-ontology.kif 2923-2923 | Telephone is a subclass of electric device |
| (subclass Telephone CommunicationDevice) | Mid-level-ontology.kif 2924-2924 | Telephone is a subclass of communication device |
| (subclass Telephone TelephonyDevice) | Mid-level-ontology.kif 24507-24507 | Telephone is a subclass of telephony device |
| (subclass FixedPhone Telephone) | Mid-level-ontology.kif 24993-24993 | Fixed phone is a subclass of telephone |
| (subclass MobileCellPhone Telephone) | Mid-level-ontology.kif 24996-24996 | Mobile cell phone is a subclass of telephone |
| (subclass TDDPhone Telephone) | Mid-level-ontology.kif 26193-26193 | TDD phone is a subclass of telephone |
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