2589569

Information

• Patent Grant
• 2589569

• References
• Source

• Patent Number

  2,589,569

• Date Filed

  Not available

• Date Issued

  Tuesday, March 18, 1952
  73 years ago

• CPC

  • G09F9/305 - being the ends of optical fibres
  • G02B6/32 - having lens focusing means positioned between opposed fibre ends
  • G02B6/4203 - Optical features
  • G02B6/4206 - Optical features
  • G02B6/3624 - Fibre head
  • Y10S116/15 - Projection
  • Y10S385/901 - Illuminating or display apparatus

• US Classifications

  • 340 - Communications: electrical
  • 116 - Signals and indicators
  • 359 - Optical: systems and elements
  • 362 - Illumination
  • 385 - Optical waveguides