3169506

Information

• Patent Grant
• 3169506

• References
• Source

• Patent Number

  3,169,506

• Date Filed

  Not available

• Date Issued

  Tuesday, February 16, 1965
  60 years ago

• CPC

  • H01H13/023 - Light-emitting indicators
  • H03J5/32 - Stationary tuning circuits or elements selected by push-button
  • Y10S116/05 - using light guides
  • Y10S200/47 - Light guides for switch indicators

• US Classifications

  • 116 - Signals and indicators
  • 200 - Electricity: circuit makers and breakers
  • 353 - Optics: image projectors
  • 359 - Optical: systems and elements
  • 362 - Illumination