Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Electrical & Energy
Class Information
Number: 330/115
Name: Amplifiers > Unrectified a.c. power supply for an electrode (i.e., not the heater) > Applied to filamentary cathode
Description: Subject matter wherein the electrode, to which the A.C. power supply voltage is applied, is a filamentary directly heated cathode.










Patents under this class:

Patent Number Title Of Patent Date Issued











 
 
  Recently Added Patents
Anomalous data detection method
External preparation composition for skin comprising ginseng flower or ginseng seed extracts
Stable aqueous composite compositions
File management apparatus and file management apparatus controlling method
Determining system for localization methods combination
Apparatus for generating electrical energy from rocking activated energy
(Meth)acrylic resin composition, imidized (meth)acrylic resin composition, and film obtained by molding them
  Randomly Featured Patents
Shaped-tube electrolytic machining process
Ground anchorage
Breast disease targets and uses thereof
Information processing apparatus with resume function and information processing system
Multiple electrical switch control device including bracket with severable plungers and method
Cup
Small molecule antagonists of phosphatidylinositol-3,4,5-triphosphate (PIP3) and uses thereof
Apparatus and method for providing a sequence of video frames, apparatus and method for providing a scene model, scene model, apparatus and method for creating a menu structure and computer pr
Beverage flow switch
Portable terminal device with light source