| (subclass SafetyDevice Device) | Cars.kif 3358-3358 | |
| (subclass ClimbingCarabiner SafetyDevice) | Mid-level-ontology.kif 30826-30826 | |
| (subclass VehicleSafetyDevice SafetyDevice) | Cars.kif 3383-3383 | |
| (subclass SafetyHarness SafetyDevice) | Cars.kif 3427-3427 | |
| (subclass HearingProtection SafetyDevice) | Cars.kif 3452-3452 | |
| (subclass ProtectiveEyewear SafetyDevice) | Cars.kif 3486-3486 | |
| (subclass Respirator SafetyDevice) | Cars.kif 3534-3534 | |
| (subclass SafetyVest SafetyDevice) | Cars.kif 3563-3563 | |
| (subclass Helmet SafetyDevice) | Cars.kif 4367-4367 | |
| (subclass MotorcycleGlove SafetyDevice) | Cars.kif 4750-4750 |
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