3900759

Information

• Patent Grant
• 3900759

• References
• Source

• Patent Number

  3,900,759

• Date Filed

  Not available

• Date Issued

  Tuesday, August 19, 1975
  49 years ago

• CPC

  • H01J29/52 - Arrangements for controlling intensity of ray or beam
  • G01R13/342 - for displaying periodic H.F. signals

• US Classifications

  • 315 - Electric lamp and discharge devices: systems