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Traffic Light
Stop Light
Signalling device to control competing flows of traffic.
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Wikipedia | Traffic Light
Statements about
Traffic Light
External Pages About Traffic Light
Encyclopædia Britannica Online
KBpedia
WordNet 3.1 Synset
BBC Things
Open Library Subject
Dewey Decimal Classification
Dewey Decimal Classification
Dewey Decimal Classification
Subclass Of
Road Traffic Control Device
Light Source
Physical Sign
Road Equipment
Image
Part Of
Transport Infrastructure
Commons Gallery
Traffic lights
Described by Source
Armenian Soviet Encyclopedia, Vol. 4
Unicode Character
🚦
🚥
Exact Match
http://wordnet-rdf.princeton.edu/wn3 ...
Discoverer or Inventor
J. P. Knight
Different From
Instance Of
Video
3D Model
History of Topic
Creator
Inception
Semaphore
Q18713308
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History of Traffic Lights
J. P. Knight
1868
Page(s)
:
686
Wikidata
