3806328

Information

• Patent Grant
• 3806328

• References
• Source

• Patent Number

  3,806,328

• Date Filed

  Not available

• Date Issued

  Tuesday, April 23, 1974
  50 years ago

• CPC

  • G02B6/0281 - Graded index region forming part of the central core segment
  • C03B37/027 - Fibres composed of different sorts of glass
  • C03B37/02718 - Thermal treatment of the fibre during the drawing process
  • C03C13/04 - Fibre optics
  • C03C13/046 - Multicomponent glass compositions
  • C03C25/601 - in the liquid phase
  • G02B6/02 - Optical fibre with cladding with or without a coating
  • C03B2205/53 - by passage through liquid coolant bath

• US Classifications

  • 065 - Glass manufacturing
  • 385 - Optical waveguides