2562740

Information

• Patent Grant
• 2562740

• References
• Source

• Patent Number

  2,562,740

• Date Filed

  Not available

• Date Issued

  Tuesday, July 31, 1951
  73 years ago

• CPC

  • G02B6/0091 - of the light source relative to the light guide
  • B60Q1/56 - for illuminating registrations or the like
  • F21S48/119 - Fluorescent, elongated light source
  • G02B6/0071 - with elongated shape
  • G02B6/0083 - Details of electrical connections of light sources to drivers, circuit boards, or the like
  • G09F2013/1836 - using a frame-like light source

• US Classifications

  • 040 - Card, picture, or sign exhibiting
  • 362 - Illumination