3607320

Information

• Patent Grant
• 3607320

• References
• Source

• Patent Number

  3,607,320

• Date Filed

  Not available

• Date Issued

  Tuesday, September 21, 1971
  53 years ago

• CPC

  • C03C10/0036 - containing SiO2, Al2O3 and a divalent metal oxide as main constituents
  • C03C4/065 - for silver-halide free photochromic glass
  • C03C10/0054 - containing PbO, SnO2, B2O3

• US Classifications

  • 501 - Compositions: ceramic
  • 065 - Glass manufacturing