Class 313/254 - At three or more portions of envelope

Subclass of Class 313 - Electric lamp and discharge devices
Definition: Discharge devices wherein electrode support wires, rods
No. of patents: 3
Last issue date: 01/15/2008

Number	Title	Issue Date
7319286	Display device A display device includes a front substrate having an anode and fluorescent materials on an inner surface, and a back substrate having a plurality of cathode lines and include electron sources, and a plurality of control electrodes allow electrons from the electron ...	01/15/2008
6958570	Display device Inside an outer frame, which is interposed at between opposedly facing peripheries between a back substrate and a front substrate, there is an inner frame which fixes both end portions of plate member control electrodes, which are constituted of a large number of pa...	10/25/2005
4712039	Vacuum integrated circuit An integrated circuit including a plurality of active devices each including a thermionic cathode or a cold cathode, an anode, and a grid element, all coplanarly disposed on an insulating substrate in a vacuum. A plurality of electrostatic lens elements a...	12/08/1987

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