isUsedInSignallingSystems

P187809 predicate

Indicates that something functions as a component or mechanism within a system designed to transmit, convey, or process signals.

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Observed surface forms (2)

Sample triples (3)

Subject Object
A-23 true ⓘ
P40DC North American railroad signaling via predicate surface "designedForSignalingSystems" NERFINISHED ⓘ
R211 series CBTC via predicate surface "designedForSignalingSystem" NERFINISHED ⓘ