3484269

Information

• Patent Grant
• 3484269

• References
• Source

• Patent Number

  3,484,269

• Date Filed

  Not available

• Date Issued

  Tuesday, December 16, 1969
  55 years ago

• CPC

  • H01J9/2271 - by photographic processes
  • H01J29/187 - screens with more than one luminescent material (as mixtures for the treatment of the screens)
  • H01J29/34 - provided with permanent marks or references

• US Classifications

  • 430 - Radiation imagery chemistry: process, composition, or product thereof
  • 174 - Electricity: conductors and insulators
  • 313 - Electric lamp and discharge devices
  • 427 - Coating processes