Resources Contact Us Home
Browse by Category: Main > Electrical & Energy
Class Information
Number: 330/168
Name: Amplifiers > Interstage coupling > Transformer coupling > From cathode
Description: Subject matter wherein means are provided to derive the signal from the cathode of the preceding amplifying device (of the vacuum tube type).

Patents under this class:

Patent Number Title Of Patent Date Issued

  Recently Added Patents
Hydroxyl-terminated thiocarbonate containing compounds, polymers, and copolymers, and polyurethanes and urethane acrylics made therefrom
Multiple CQI feedback for cellular networks
Fluid intake and content management system
Architectural panel with natural fossil spade leaf embossed surface
Nitrogen-doped carbon-supported cobalt-iron oxygen reduction catalyst
Denial of service (DoS) attack prevention through random access channel resource reallocation
Method for using extended security system, extended security system and devices
  Randomly Featured Patents
Production method of an insect pheromone
Quad SRAM based one time programmable memory
Turbine assembly containing an inner shroud
Apparatus and method for sensing motionlessness in a vehicle
Polymeric diphenyldiamines
Air compressor cylinder housing
Device for the continuous addition of casting auxiliaries onto the surface of a melt in a continuous-casting mold
Polyester composition, film made thereof, and magnetic recording medium
Methods and systems for adapting a user environment
Pot handle