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A device self-diagnosis a failure of an LED luminaire and displays it
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LED lighting device for easy disassembly and assembly of LED module
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Devices that can easily replace the converter in the luminaire
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Multi-fixed means for lighting fixtures arm
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Led lamp device
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Lamp device for tunnel
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Assembly for led lamp
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The streetlight support of combination structure
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A reflection method have socket stabillizer for avenue guard lamp
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Unspecificness direction hinge structure of street lamp
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Street lamp that direction adjustment that shine light is available
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A self-diagnosis circuit of leakage transformer using discharge ramp
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A self-diagnosis circuit of leakage transformer using discharge ramp
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A Self-Diagnois Gradual Rise Circuit For Discharge Lamp
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A street lamp
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connecting constitution for lighting lamp and socket
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device for turning street lamp on and off
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