3432225

Information

• Patent Grant
• 3432225

• References
• Source

• Patent Number

  3,432,225

• Date Filed

  Not available

• Date Issued

  Tuesday, March 11, 1969
  56 years ago

• CPC

  • C03C17/3452 - comprising a fluoride
  • C03C17/3417 - all coatings being oxide coatings
  • C03C17/347 - comprising a sulfide or oxysulfide
  • C03C17/3476 - comprising a selenide or telluride
  • G02B1/115 - Multilayers

• US Classifications

  • 359 - Optical: systems and elements