3921028

Information

• Patent Grant
• 3921028

• References
• Source

• Patent Number

  3,921,028

• Date Filed

  Not available

• Date Issued

  Tuesday, November 18, 1975
  49 years ago

• CPC

  • G01R13/342 - for displaying periodic H.F. signals
  • H01J25/78 - Tubes with electron stream modulated by deflection in a resonator

• US Classifications

  • 315 - Electric lamp and discharge devices: systems
  • 313 - Electric lamp and discharge devices