2103759

Information

• Patent Grant
• 2103759

• References
• Source

• Patent Number

  2,103,759

• Date Filed

  Not available

• Date Issued

  Tuesday, December 28, 1937
  87 years ago

• CPC

  • H01T13/48 - having means for rendering sparks visible

• US Classifications

  • 174 - Electricity: conductors and insulators
  • 065 - Glass manufacturing
  • 313 - Electric lamp and discharge devices
  • 445 - Electric lamp or space discharge component or device manufacturing