LandOfFree - US Patents - Listing for Electric lamp and discharge devices,With gas or vapor

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Vacuum sealed incandescent lamp with improved filament support s

Electric lamp and discharge devices – With gas or vapor – Incandescent filament lamp

Patent

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Vacuum-sealed silicon incandescent light

Electric lamp and discharge devices – With gas or vapor – Incandescent filament lamp

Patent

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Vapor discharge device with electron emissive material

Electric lamp and discharge devices – With gas or vapor – Having electrode of alkali – alkaline or rare earth material

Patent

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Vehicle lamp having a molded lamp cap with integral current-supp

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

Patent

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Vehicle lamps with glare control

Electric lamp and discharge devices – With gas or vapor – Envelope with particular structure

Reexamination Certificate

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Vertical running, high brightness, low wattage metal halide arc

Electric lamp and discharge devices – With gas or vapor – With particular gas or vapor

Patent

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Vertical running, high brightness, low wattage metal halide lamp

Electric lamp and discharge devices – With gas or vapor – Having specified electrode spacing

Patent

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Very high efficacy electrodeless high intensity discharge lamps

Electric lamp and discharge devices – With gas or vapor – Envelope with particular structure

Patent

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Very high speed integrated microelectronic tubes

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

Patent

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Visible lamp including selenium

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

Patent

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Visible lamp including selenium or sulfur

Electric lamp and discharge devices – With gas or vapor – With particular gas or vapor

Patent

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