2535137

Information

• Patent Grant
• 2535137

• References
• Source

• Patent Number

  2,535,137

• Date Filed

  Not available

• Date Issued

  Tuesday, December 26, 1950
  74 years ago

• CPC

  • H01J25/76 - Dynamic electron-multiplier tubes
  • H03B7/04 - active element being vacuum tube

• US Classifications

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