2803774

Information

• Patent Grant
• 2803774

• References
• Source

• Patent Number

  2,803,774

• Date Filed

  Not available

• Date Issued

  Tuesday, August 20, 1957
  66 years ago

• CPC

  • H01K11/00 - Lamps having an incandescent body which is not conductively heated

• US Classifications

  • 313 - Electric lamp and discharge devices