3420603

Information

• Patent Grant
• 3420603

• References
• Source

• Patent Number

  3,420,603

• Date Filed

  Not available

• Date Issued

  Tuesday, January 7, 1969
  56 years ago

• CPC

  • H01S3/034 - Optical devices within, or forming part of, the tube
  • G02B7/007 - Pressure-resistant sight glasses
  • H01J5/24 - between insulating parts of vessel
  • H01J29/24 - Supports for luminescent material
  • H01J2893/0039 - Glass-to-glass connection

• US Classifications

  • 359 - Optical: systems and elements
  • 065 - Glass manufacturing
  • 372 - Coherent light generators