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AU2003207474A1
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Pedestrian traffic signal comprising countdown display
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AU2003212788A1
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Solid state traffic light apparatus having lcd filter
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WO03009647A1
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Solid state traffic light with predictive failure analysis
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AU8692801A
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Solid state traffic light apparatus having homogenous light source
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AU8689301A
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Constant output solid state light source with electronically filtered optical feedback
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AU9126701A
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Electronically steerable light output viewing angles for traffic signals
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WO0215281A2
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Glass-to-metal hermetically sealed led array
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US6452419B1
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Control circuit having stacked IC logic
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US6439743B1
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Solid state traffic light apparatus having a cover including an integral lens
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US6473002B1
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Split-phase PED head signal
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US6614358B1
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Solid state light with controlled light output
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Light alignment system for electronically steerable light output in traffic signals
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US6527422B1
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Solid state light with solar shielded heatsink
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US6448716B1
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Solid state light with self diagnostics and predictive failure analysis mechanisms
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US6426704B1
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Modular upgradable solid state light source for traffic control
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