1957327

Information

• Patent Grant
• 1957327

• References
• Source

• Patent Number

  1,957,327

• Date Filed

  Not available

• Date Issued

  Tuesday, May 1, 1934
  90 years ago

• CPC

  • H03C1/32 - by deflection of electron beam in discharge tube

• US Classifications

  • 313 - Electric lamp and discharge devices
  • 330 - Amplifiers
  • 332 - Modulators