Resources Contact Us Home
Browse by Category: Main > Electrical & Energy
Class Information
Number: 330/72
Name: Amplifiers > Anode energized through discharge path of controlled vacuum tube > Plural discharge paths traversed by anode supply > Amplifier devices in arms of a bridge
Description: Subject matter including two pairs of series energized tubes wherein one tube of each pair is supplied through its space discharge path with anode-cathode power supply current from the power supply source, and wherein each of the four vacuum tubes is arranged in the arms of a Wheatstone bridge.

Patents under this class:

Patent Number Title Of Patent Date Issued
7774509 Command conversion device and charging device for content reproduction device Aug. 10, 2010

  Recently Added Patents
Crystalline solvates of 6-(piperidin-4-yloxy)-2H-isoquinolin-1-one hydrochloride
Modified and stabilized GDF propeptides and uses thereof
Client-managed group communication sessions within a wireless communications system
Method for cutting C--Mn steel with a fiber laser
Emergency call notification for network services
Semiconductor device
  Randomly Featured Patents
Functional elastic textile structures
Method and apparatus for producing artificial greenery
Method for deadlock recovery using consistent global checkpoints
Holder for guitar slide
Directional drilling tool
Chemical sensitisation of silver halide emulsions
Thermal decomposition of azide-containing materials
Apparatus for sealing a foam insulated water heater
Display apparel for maps and the like
Ultrasonic diagnostic apparatus and reception focusing processing method