Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Electrical & Energy
Class Information
Number: 330/186
Name: Amplifiers > Input networks > To cathode
Description: Subject matter wherein the input signal is coupled to the cathode of a vacuum tube amplifying device.










Sub-classes under this class:

Class Number Class Name Patents
330/187 D.c. coupled 1


Patents under this class:

Patent Number Title Of Patent Date Issued
8105928 Graphene based switching device having a tunable bandgap Jan. 31, 2012
4471316 Electric oscillation generator Sep. 11, 1984











 
 
  Recently Added Patents
Human embryonic stem cell methods and PODXL expression
Method and apparatus for content-aware resizing of data chunks for replication
Systems and methods for assigning a template to an existing network configuration
Process for shaping polymeric articles
All-in-one information handling system
Editing device and editing method
Modification of an object replica
  Randomly Featured Patents
Boat steering assembly
"New album" icon for a display screen
Pneumatic cylinder and control valve therefor
Pavement cutting and excavating tool
LED light output linearization
Tire vulcanizing system and mold opening/closing and vulcanizing station therefor
Integrated circuit capable of communicating using different communication protocols
Self-service apparatus
Particle recognition device
Current and status monitor