3271179

Information

• Patent Grant
• 3271179

• References
• Source

• Patent Number

  3,271,179

• Date Filed

  Not available

• Date Issued

  Tuesday, September 6, 1966
  58 years ago

• CPC

  • G02B5/289 - Rugate filters
  • C03C17/3417 - all coatings being oxide coatings
  • C03C17/3447 - comprising a halide

• US Classifications

  • 427 - Coating processes
  • 065 - Glass manufacturing
  • 118 - Coating apparatus
  • 204 - Chemistry: electrical and wave energy
  • 359 - Optical: systems and elements