LandOfFree - US Patents - Listing for Electric lamp and discharge devices

Electric lamp and discharge devices – With gas or vapor – Three or more electrode discharge device

Hollow cathodes with an I-beam or C-beam cross section for a pla

Electric lamp and discharge devices – Cathode ray tube – Plural beam generating or control

Hollow chain link main lens design for color CRT

Electric lamp and discharge devices – With gas or vapor – Having particular electrode structure

Hollow electrodes for low pressure discharge lamps, particularly

Electric lamp and discharge devices – With gas or vapor – Having particular electrode structure

Hollow electrodes for low pressure discharge lamps, particularly

Electric lamp and discharge devices – With support and/or spacing structure for electrode and/or... – For filament

Hollow lamp bridge

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

Hollow-cathode gas-discharge tube

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

Hollow-cathode spectral light source with means to prevent high

Electric lamp and discharge devices – With gas or vapor – Having particular electrode structure

Homogeneous cathode unit

Electric lamp and discharge devices – With temperature modifier – For lead-in-seal or stem protection

Honeycomb display devices

Electric lamp and discharge devices – Cathode ray tube – Shadow mask – support or shield

Hook assembly for use in shadow mask frame assembly

Electric lamp and discharge devices – Cathode ray tube – Shadow mask – support or shield

Hook spring of shadow mask frame assembly for color cathode ray

Electric lamp and discharge devices – With gas or vapor – Having particular electrode structure

Hooked electrode for arc lamp

Electric lamp and discharge devices – With gas or vapor – Having particular electrode structure

Horizontal burning hid lamps and arc tubes

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

Horizontal burning metal halide lamp

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

Horizontal burning metal halide lamp

Electric lamp and discharge devices – Cathode ray tube – Beam deflecting means

Horizontal deflection enhancement for kinescopes

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

Horizontal microelectronic field emission devices

Electric lamp and discharge devices – Electrode and shield structures – Cathodes containing and/or coated with electron emissive...

Hot cathode in wire form

Electric lamp and discharge devices – Electrode and shield structures – Cathodes containing and/or coated with electron emissive...

Hot cathode, its production process and electron tube incorporat