2426656

Information

• Patent Grant
• 2426656

• References
• Source

• Patent Number

  2,426,656

• Date Filed

  Not available

• Date Issued

  Tuesday, September 2, 1947
  77 years ago

• CPC

  • H01J25/54 - having only one cavity or other resonator

• US Classifications

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