3703660

Information

• Patent Grant
• 3703660

• References
• Source

• Patent Number

  3,703,660

• Date Filed

  Not available

• Date Issued

  Tuesday, November 21, 1972
  52 years ago

• CPC

  • H01J29/892 - using fibre optics
  • H01J29/14 - acting by discoloration
  • G02B6/08 - with fibre bundle in form of plate
  • Y10S348/902 - Photochromic

• US Classifications

  • 313 - Electric lamp and discharge devices
  • 065 - Glass manufacturing
  • 348 - Television
  • 385 - Optical waveguides
  • 501 - Compositions: ceramic