3592528

Information

• Patent Grant
• 3592528

• References
• Source

• Patent Number

  3,592,528

• Date Filed

  Not available

• Date Issued

  Tuesday, July 13, 1971
  52 years ago

• CPC

  • G03C1/725 - containing inorganic compounds
  • C09K9/00 - Tenebrescent materials
  • H01J29/14 - acting by discoloration

• US Classifications

  • 359 - Optical: systems and elements
  • 252 - Compositions