Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
September 6, 2011
Patent Application Number
12383692
Date Filed
March 26, 2009
Patent Citations Received
Patent Primary Examiner
Patent abstract
Boom-type barrier (1) comprising a boom (2) mounted on a bracket or stand (3) for movement between open and barring positions. The boom (2) is designed as a tubular member transmissive of light and has therein a band (7) on which are mounted light emitting diodes (6) extending substantially the full length of the boom (2). The light emitting diodes (6) are controlled by an electronics module (12).
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