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Arc discharge lamp with bimetal strip for fast passive lamp...

Electric lamp and discharge devices: systems – Combined load device or load device temperature modifying... – Filament or electric heater in series with a discharge...
Reexamination Certificate

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Blended lamp

Electric lamp and discharge devices: systems – Combined load device or load device temperature modifying... – Filament or electric heater in series with a discharge...
Patent

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Device for lighting a high-pressure discharge lamp by...

Electric lamp and discharge devices: systems – Combined load device or load device temperature modifying... – Filament or electric heater in series with a discharge...
Reexamination Certificate

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Discharge lamp having vitreous shield

Electric lamp and discharge devices: systems – Combined load device or load device temperature modifying... – Filament or electric heater in series with a discharge...
Patent

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Electric mixed light lamp

Electric lamp and discharge devices: systems – Combined load device or load device temperature modifying... – Filament or electric heater in series with a discharge...
Patent

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Fluorescent lighting device

Electric lamp and discharge devices: systems – Combined load device or load device temperature modifying... – Filament or electric heater in series with a discharge...
Patent

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High pressure sodium vapor lamp with voltage rise compensator

Electric lamp and discharge devices: systems – Combined load device or load device temperature modifying... – Filament or electric heater in series with a discharge...
Patent

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Incandescent ballast assembly

Electric lamp and discharge devices: systems – Combined load device or load device temperature modifying... – Filament or electric heater in series with a discharge...
Patent

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Inductively powered gas discharge lamp

Electric lamp and discharge devices: systems – Combined load device or load device temperature modifying... – Filament or electric heater in series with a discharge...
Reexamination Certificate

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Lighting unit

Electric lamp and discharge devices: systems – Combined load device or load device temperature modifying... – Filament or electric heater in series with a discharge...
Patent

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Lighting unit

Electric lamp and discharge devices: systems – Combined load device or load device temperature modifying... – Filament or electric heater in series with a discharge...
Patent

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Low pressure gas discharge lamp with increased end illumination

Electric lamp and discharge devices: systems – Combined load device or load device temperature modifying... – Filament or electric heater in series with a discharge...
Patent

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Metal vapor discharge lamp

Electric lamp and discharge devices: systems – Combined load device or load device temperature modifying... – Filament or electric heater in series with a discharge...
Patent

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Method of operating a metallic vapor discharge lamp

Electric lamp and discharge devices: systems – Combined load device or load device temperature modifying... – Filament or electric heater in series with a discharge...
Patent

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Resistive lamp ballast with re-ignition circuit

Electric lamp and discharge devices: systems – Combined load device or load device temperature modifying... – Filament or electric heater in series with a discharge...
Patent

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Self ballasted lamp for automotive, aircraft runway, etc. lighti

Electric lamp and discharge devices: systems – Combined load device or load device temperature modifying... – Filament or electric heater in series with a discharge...
Patent

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Self-ballasted glow discharge lamp having indirectly-heated cath

Electric lamp and discharge devices: systems – Combined load device or load device temperature modifying... – Filament or electric heater in series with a discharge...
Patent

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Semiconductor memory device

Electric lamp and discharge devices: systems – Combined load device or load device temperature modifying... – Filament or electric heater in series with a discharge...
Patent

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Sodium vapor lamp configuration

Electric lamp and discharge devices: systems – Combined load device or load device temperature modifying... – Filament or electric heater in series with a discharge...
Patent

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Three (3)-way lamp having a tungsten halogen inner envelope

Electric lamp and discharge devices: systems – Combined load device or load device temperature modifying... – Filament or electric heater in series with a discharge...
Patent

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