1949383

Information

• Patent Grant
• 1949383

• References
• Source

• Patent Number

  1,949,383

• Date Filed

  Not available

• Date Issued

  Tuesday, February 27, 1934
  91 years ago

• CPC

  • H03F3/16 - with field-effect devices
  • H01L21/167 - Application of a non-genetic conductive layer

• US Classifications

  • 313 - Electric lamp and discharge devices
  • 257 - Active solid-state devices
  • 329 - Demodulators
  • 331 - Oscillators