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Selected: Q

QPF electron gun with high G4 voltage using internal resistor

Electric lamp and discharge devices – Cathode ray tube – Plural beam generating or control
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Quadrode field emission display

Electric lamp and discharge devices – With luminescent solid or liquid material – Vacuum-type tube
Reexamination Certificate

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Quality lamp and method for making

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

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Quantum dot phosphors for solid-state lighting devices

Electric lamp and discharge devices – With luminescent solid or liquid material – Solid-state type
Reexamination Certificate

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Quantum dot white and colored light-emitting devices

Electric lamp and discharge devices – With luminescent solid or liquid material – Solid-state type
Reexamination Certificate

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Quantum dot white and colored light-emitting devices

Electric lamp and discharge devices – With luminescent solid or liquid material – Solid-state type
Reexamination Certificate

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Quantum inclusion effect lateral field emitter

Electric lamp and discharge devices – Discharge devices having a thermionic or emissive cathode
Patent

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Quantum interference semiconductor device

Electric lamp and discharge devices – Discharge devices having three or more electrodes – Discharge control electrode
Patent

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Quantum-splitting oxide-based phosphors, method of...

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

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Quartz antenna with hollow conductor

Electric lamp and discharge devices – With positive or negative ion acceleration
Reexamination Certificate

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Quartz arc tube for a metal halide lamp and method of making...

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

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Quartz glass with reduced ultraviolet radiation transmissivity,

Electric lamp and discharge devices – With gas or vapor – Envelope composition
Patent

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Quartz lamp envelope with molybdenum foil having oxidation-resis

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

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Quartz metal halide lamp with improved structural and...

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

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Quartz metal halide lamps with high lumen output

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

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Quartz quadrupole for mass filter

Electric lamp and discharge devices – With support and/or spacing structure for electrode and/or... – For plural electrodes of discharge device
Patent

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Quartz to metal seal

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

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Quick operating cathode

Electric lamp and discharge devices – Cathode ray tube – Ray generating or control
Patent

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Quick temperature-raising structure of cold cathode...

Electric lamp and discharge devices – With temperature modifier
Reexamination Certificate

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Quick warm-up cathode heater for high average power magnetrons

Electric lamp and discharge devices – With temperature modifier – Electric heater
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