2495274

Information

• Patent Grant
• 2495274

• References
• Source

• Patent Number

  2,495,274

• Date Filed

  Not available

• Date Issued

  Tuesday, January 24, 1950
  75 years ago

• CPC

  • H01J13/38 - having resistive igniter only

• US Classifications

  • 313 - Electric lamp and discharge devices
  • 252 - Compositions