3641388

Information

• Patent Grant
• 3641388

• References
• Source

• Patent Number

  3,641,388

• Date Filed

  Not available

• Date Issued

  Tuesday, February 8, 1972
  54 years ago

• CPC

  • H01J25/44 - the forward travelling wave being utilised

• US Classifications

  • 315 - Electric lamp and discharge devices: systems