2200023

Information

• Patent Grant
• 2200023

• References
• Source

• Patent Number

  2,200,023

• Date Filed

  Not available

• Date Issued

  Tuesday, May 7, 1940
  84 years ago

• CPC

  • H03B9/02 - using a retarding-field tube
  • H01J19/80 - Structurally associated resonator having distributed inductance and capacitance

• US Classifications

  • 315 - Electric lamp and discharge devices: systems
  • 313 - Electric lamp and discharge devices
  • 333 - Wave transmission lines and networks
  • 343 - Communications: radio wave antennas