3699915

Information

• Patent Grant
• 3699915

• References
• Source

• Patent Number

  3,699,915

• Date Filed

  Not available

• Date Issued

  Tuesday, October 24, 1972
  52 years ago

• CPC

  • G01D11/28 - Structurally-combined illuminating devices
  • G12B11/02 - Scales Dials
  • Y10S116/05 - using light guides

• US Classifications

  • 362 - Illumination
  • 073 - Measuring and testing
  • 116 - Signals and indicators