3544917

Information

• Patent Grant
• 3544917

• References
• Source

• Patent Number

  3,544,917

• Date Filed

  Not available

• Date Issued

  Tuesday, December 1, 1970
  54 years ago

• CPC

  • H03B5/1835 - the active element in the amplifier being a vacuum tube
  • H01P7/04 - Coaxial resonators

• US Classifications

  • 331 - Oscillators
  • 313 - Electric lamp and discharge devices
  • 315 - Electric lamp and discharge devices: systems