3457451

Information

• Patent Grant
• 3457451

• References
• Source

• Patent Number

  3,457,451

• Date Filed

  Not available

• Date Issued

  Tuesday, July 22, 1969
  55 years ago

• CPC

  • H01J31/507 - using a large number of channels
  • G01T1/1642 - using a scintillation crystal and position sensing photodetector arrays
  • G01T1/2985 - In depth localisation
  • G03B39/005 - using image converters or amplifiers
  • H01J31/505 - flat tubes

• US Classifications

  • 315 - Electric lamp and discharge devices: systems