3892959

Information

• Patent Grant
• 3892959

• References
• Source

• Patent Number

  3,892,959

• Date Filed

  Not available

• Date Issued

  Tuesday, July 1, 1975
  49 years ago

• CPC

  • G02B6/0021 - for housing at least a part of the light source
  • B60Q3/004 - inside a single lighting device
  • B60Q3/044 - lighting through the surface to be illuminated
  • G01D11/28 - Structurally-combined illuminating devices
  • G09F2013/1831 - using more than one light source
  • G09F2013/1895 - Imitating a neon tube
  • H01H2219/044 - Edge lighting of layer
  • H01H2219/062 - Light conductor
  • H05K1/189 - characterised by the use of a flexible or folded printed circuit

• US Classifications

  • 362 - Illumination