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Lamp having controllable spectrum

Electric lamp and discharge devices – With gas or vapor – Having a particular total or partial pressure
Patent

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Lamp having improved electrical connection

Electric lamp and discharge devices – With envelope – Having base and connector
Reexamination Certificate

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Lamp having interference film

Electric lamp and discharge devices – With optical device or special ray transmissive envelope – Polarizer or special ray transmission
Patent

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Lamp having interference-fit metallic bases

Electric lamp and discharge devices – With envelope – Having base and connector
Patent

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Lamp having light source mounted directly to stem

Electric lamp and discharge devices – With gas or vapor – Having electrode lead-in or electrode support sealed to...
Reexamination Certificate

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Lamp having multi-colored radiant output

Electric lamp and discharge devices – With optical device or special ray transmissive envelope – Reflector
Reexamination Certificate

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Lamp having opaque coating

Electric lamp and discharge devices – With optical device or special ray transmissive envelope – Light valve or obscuring means
Patent

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Lamp having protective dome

Electric lamp and discharge devices – With temperature modifier – Double wall – jacket or casing for envelope
Patent

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Lamp having reduced width press-seal

Electric lamp and discharge devices – With envelope – Having base and connector
Patent

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Lamp having screw base

Electric lamp and discharge devices – With envelope – Having base and connector
Patent

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Lamp having silica protective coating

Electric lamp and discharge devices – With optical device or special ray transmissive envelope – Reflector
Patent

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Lamp having specific fill providing reduced restrike time

Electric lamp and discharge devices – With gas or vapor
Patent

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Lamp having switching arrangement

Electric lamp and discharge devices – With envelope – Having base and connector
Reexamination Certificate

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Lamp header with start-up conductor for an ultra high...

Electric lamp and discharge devices – With gas or vapor – Having electrode lead-in or electrode support sealed to...
Reexamination Certificate

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Lamp holder

Electric lamp and discharge devices – With envelope – Having base and connector
Patent

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Lamp holder assembly having rotatable base

Electric lamp and discharge devices – With envelope – Having base and connector
Patent

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Lamp holder for a dielectric barrier discharge lamp

Electric lamp and discharge devices – With temperature modifier – Hollow electrode or lead
Reexamination Certificate

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Lamp holder for low-wattage-lighting systems

Electric lamp and discharge devices – With envelope – Having base and connector
Reexamination Certificate

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Lamp including sulfur

Electric lamp and discharge devices – With gas or vapor – Having a particular total or partial pressure
Patent

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Lamp incorporating phosphor blend of calcium fluorophosphate and

Electric lamp and discharge devices – With luminescent solid or liquid material – With gaseous discharge medium
Patent

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