2286246

Information

• Patent Grant
• 2286246

• References
• Source

• Patent Number

  2,286,246

• Date Filed

  Not available

• Date Issued

  Tuesday, June 16, 1942
  82 years ago

• CPC

  • G02B6/0091 - of the light source relative to the light guide
  • G02B6/0081 - Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides
  • G09F13/12 - using a transparent mirror or other light reflecting surface transparent to transmitted light whereby a sign, symbol, picture or other is visible only when illuminated
  • G02B6/0071 - with elongated shape
  • G09F2013/1877 - Stand-like
  • G09F2013/189 - Three dimensional effects

• US Classifications

  • 040 - Card, picture, or sign exhibiting