1998959

Information

• Patent Grant
• 1998959

• References
• Source

• Patent Number

  1,998,959

• Date Filed

  Not available

• Date Issued

  Tuesday, April 23, 1935
  89 years ago

• CPC

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

• US Classifications

  • 313 - Electric lamp and discharge devices
  • 315 - Electric lamp and discharge devices: systems