2329540

Information

• Patent Grant
• 2329540

• References
• Source

• Patent Number

  2,329,540

• Date Filed

  Not available

• Date Issued

  Tuesday, September 14, 1943
  81 years ago

• CPC

  • H01J25/68 - Tubes specially designed to act as oscillator with positive grid and retarding field

• US Classifications

  • 313 - Electric lamp and discharge devices