3480853

Information

• Patent Grant
• 3480853

• References
• Source

• Patent Number

  3,480,853

• Date Filed

  Not available

• Date Issued

  Tuesday, November 25, 1969
  55 years ago

• CPC

  • H01T13/48 - having means for rendering sparks visible

• US Classifications

  • 324 - Electricity: measuring and testing
  • 313 - Electric lamp and discharge devices