3709827

Information

• Patent Grant
• 3709827

• References
• Source

• Patent Number

  3,709,827

• Date Filed

  Not available

• Date Issued

  Tuesday, January 9, 1973
  52 years ago

• CPC

  • G02F2/02 - Frequency-changing of light
  • C03B1/00 - Preparing the batches
  • C03B19/02 - by casting molten glass
  • C03C3/326 - containing beryllium
  • C03C4/12 - for luminescent glass for fluorescent glass
  • F21K2/005 - excited by infra-red radiation using up-conversion

• US Classifications

  • 252 - Compositions
  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 313 - Electric lamp and discharge devices
  • 501 - Compositions: ceramic