3836809

Information

• Patent Grant
• 3836809

• References
• Source

• Patent Number

  3,836,809

• Date Filed

  Not available

• Date Issued

  Tuesday, September 17, 1974
  50 years ago

• CPC

  • G02B6/08 - with fibre bundle in form of plate
  • H01J29/12 - acting as light valves by shutter operation

• US Classifications

  • 313 - Electric lamp and discharge devices
  • 385 - Optical waveguides