1959616

Information

• Patent Grant
• 1959616

• References
• Source

• Patent Number

  1,959,616

• Date Filed

  Not available

• Date Issued

  Tuesday, May 22, 1934
  90 years ago

• CPC

  • G02B6/005 - provided by one optical element, or plurality thereof, placed on the light output side of the light guide
  • G02B6/0091 - of the light source relative to the light guide
  • G02B6/003 - Lens or lenticular sheet or layer
  • G09F2013/1877 - Stand-like
  • G09F2013/1886 - Special effects

• US Classifications

  • 362 - Illumination
  • 040 - Card, picture, or sign exhibiting
  • 428 - Stock material or miscellaneous articles