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Lamp socket and discharge lamp operating device

Electric lamp and discharge devices: systems – Combined load device or load device temperature modifying... – Discharge device load
Reexamination Certificate

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Lamp socket for use with multi-level bulb and nightlight

Electric lamp and discharge devices: systems – Plural diverse-type load devices
Patent

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Lamp stand with multi-stage light modulation

Electric lamp and discharge devices: systems – Condenser in the supply circuit – Resistance in the condenser circuit
Reexamination Certificate

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Lamp starting and operating procedure in electronic ballast

Electric lamp and discharge devices: systems – Periodic switch in the supply circuit – Periodic switch in the primary circuit of the supply...
Patent

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Lamp starting apparatus for liquid crystal projector

Electric lamp and discharge devices: systems – Surge generator or inductance in the supply circuit
Patent

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Lamp starting circuit

Electric lamp and discharge devices: systems – Surge generator or inductance in the supply circuit – Circuit interrupter in the inductance circuit
Patent

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Lamp starting circuit

Electric lamp and discharge devices: systems – Surge generator or inductance in the supply circuit – Circuit interrupter in the inductance circuit
Patent

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Lamp string controlling device

Electric lamp and discharge devices: systems – Plural series connected load devices – Christmas lights
Reexamination Certificate

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Lamp string with an open-circuit-proof structure

Electric lamp and discharge devices: systems – Plural series connected load devices – Christmas lights
Reexamination Certificate

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Lamp structure with coaxial ring switch module

Electric lamp and discharge devices: systems – Electric switch in the supply circuit
Patent

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Lamp supply circuit

Electric lamp and discharge devices: systems – Periodic switch in the supply circuit – Silicon controlled rectifier ignition
Patent

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Lamp switching

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

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Lamp switching circuit and method

Electric lamp and discharge devices: systems – Plural load device systems – Plural discharge device loads
Patent

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Lamp system take control dimming circuit

Electric lamp and discharge devices: systems – Current and/or voltage regulation
Patent

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Lamp system with electronic ballast

Electric lamp and discharge devices: systems – Periodic switch in the supply circuit – Impedance or current regulator in the supply circuit
Reexamination Certificate

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Lamp that sets desired RMS load voltage with variable pulse...

Electric lamp and discharge devices: systems – Combined load device or load device temperature modifying... – Plural circuit elements
Reexamination Certificate

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Lamp transformer for use with an electronic dimmer and...

Electric lamp and discharge devices: systems – Current and/or voltage regulation – Plural load device regulation
Reexamination Certificate

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Lamp utilizing fiber for enhanced starting field

Electric lamp and discharge devices: systems – Combined load device or load device temperature modifying... – Distributed parameter resonator-type magnetron
Reexamination Certificate

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Lamp voltage feedback system and method for open lamp...

Electric lamp and discharge devices: systems – Periodic switch in the supply circuit – Impedance or current regulator in the supply circuit
Reexamination Certificate

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Lamp voltage feedback system and method for open lamp...

Electric lamp and discharge devices: systems – Periodic switch in the supply circuit – Impedance or current regulator in the supply circuit
Reexamination Certificate

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