3573540

Information

• Patent Grant
• 3573540

• References
• Source

• Patent Number

  3,573,540

• Date Filed

  Not available

• Date Issued

  Tuesday, April 6, 1971
  54 years ago

• CPC

  • H01J25/46 - the backward travelling wave being utilised

• US Classifications

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