3921025

Information

• Patent Grant
• 3921025

• References
• Source

• Patent Number

  3,921,025

• Date Filed

  Not available

• Date Issued

  Tuesday, November 18, 1975
  49 years ago

• CPC

  • H01J31/121 - tubes for oscillography
  • H01J29/46 - Arrangements of electrodes and associated parts for generating or controlling the ray or beam

• US Classifications

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