2049338

Information

• Patent Grant
• 2049338

• References
• Source

• Patent Number

  2,049,338

• Date Filed

  Not available

• Date Issued

  Tuesday, July 28, 1936
  88 years ago

• CPC

  • H01K9/06 - with built-in device

• US Classifications

  • 315 - Electric lamp and discharge devices: systems