2112822

Information

• Patent Grant
• 2112822

• References
• Source

• Patent Number

  2,112,822

• Date Filed

  Not available

• Date Issued

  Tuesday, April 5, 1938
  87 years ago

• CPC

  • H03D7/20 - by means of transit-time tubes

• US Classifications

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