1975844

Information

• Patent Grant
• 1975844

• References
• Source

• Patent Number

  1,975,844

• Date Filed

  Not available

• Date Issued

  Tuesday, October 9, 1934
  89 years ago

• CPC

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

• US Classifications

  • 313 - Electric lamp and discharge devices