2702349

Information

• Patent Grant
• 2702349

• References
• Source

• Patent Number

  2,702,349

• Date Filed

  Not available

• Date Issued

  Tuesday, February 15, 1955
  70 years ago

• CPC

  • H01J25/32 - Tubes with plural reflection

• US Classifications

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