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Lamp changing system for projectors

Electric lamp and discharge devices: systems – Automatic substitution of the load device or electrode – Plural substitution of load devices or electrodes
Patent

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Lamp failure detector

Electric lamp and discharge devices: systems – Automatic substitution of the load device or electrode – Plural load devices with selective substitution of load...
Reexamination Certificate

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Lamp protective, electronic ballast

Electric lamp and discharge devices: systems – Automatic substitution of the load device or electrode – Over-voltage or over-current controlled substitution
Patent

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LED lamp

Electric lamp and discharge devices: systems – Automatic substitution of the load device or electrode – Over-voltage or over-current controlled substitution
Reexamination Certificate

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Light signaling device related to the operating state of a...

Electric lamp and discharge devices: systems – Automatic substitution of the load device or electrode – Plural load devices with selective substitution of load...
Reexamination Certificate

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Lighting circuits

Electric lamp and discharge devices: systems – Automatic substitution of the load device or electrode – Diverse-type load device or electrode substituted
Patent

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Lighting circuits

Electric lamp and discharge devices: systems – Automatic substitution of the load device or electrode – Diverse-type load device or electrode substituted
Patent

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Lighting equipment

Electric lamp and discharge devices: systems – Automatic substitution of the load device or electrode – Over-voltage or over-current controlled substitution
Patent

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Lighting network including a gas discharge lamp and standby lamp

Electric lamp and discharge devices: systems – Automatic substitution of the load device or electrode – Diverse-type load device or electrode substituted
Patent

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Lighting system and method for controlling a plurality of...

Electric lamp and discharge devices: systems – Automatic substitution of the load device or electrode – Plural load devices with selective substitution of load...
Reexamination Certificate

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Lighting system for vehicle

Electric lamp and discharge devices: systems – Automatic substitution of the load device or electrode
Reexamination Certificate

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Longer-life incandescent lamp

Electric lamp and discharge devices: systems – Automatic substitution of the load device or electrode
Patent

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Low voltage lamp switcher circuit

Electric lamp and discharge devices: systems – Automatic substitution of the load device or electrode – Plural load devices with selective substitution of load...
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