2727987

Information

• Patent Grant
• 2727987

• References
• Source

• Patent Number

  2,727,987

• Date Filed

  Not available

• Date Issued

  Tuesday, December 20, 1955
  69 years ago

• CPC

  • H01J21/18 - having magnetic control means having both magnetic and electro-static control means

• US Classifications

  • 315 - Electric lamp and discharge devices: systems
  • 310 - Electrical generator or motor structure
  • 313 - Electric lamp and discharge devices
  • 330 - Amplifiers