3022385

Information

• Patent Grant
• 3022385

• References
• Source

• Patent Number

  3,022,385

• Date Filed

  Not available

• Date Issued

  Tuesday, February 20, 1962
  62 years ago

• CPC

  • H04R23/004 - using ionised gas
  • H05H1/00 - Generating plasma Handling plasma

• US Classifications

  • 381 - Electrical audio signal processing systems and devices
  • 313 - Electric lamp and discharge devices