2619932

Information

• Patent Grant
• 2619932

• References
• Source

• Patent Number

  2,619,932

• Date Filed

  Not available

• Date Issued

  Tuesday, December 2, 1952
  72 years ago

• CPC

  • H03J1/044 - Illumination of the tuning dial; On and off switching of the illumination; Circuits related with illumination
  • Y10S116/31 - TV channel selector

• US Classifications

  • 116 - Signals and indicators
  • 040 - Card, picture, or sign exhibiting
  • 252 - Compositions
  • 359 - Optical: systems and elements
  • 362 - Illumination