1940986

Information

• Patent Grant
• 1940986

• References
• Source

• Patent Number

  1,940,986

• Date Filed

  Not available

• Date Issued

  Tuesday, December 26, 1933
  91 years ago

• CPC

  • H03F1/13 - in discharge tube amplifiers
  • H03F1/08 - Modification of amplifiers to reduce detrimental influences of internal impedances of amplifying elements
  • H03F1/16 - in discharge tube amplifiers

• US Classifications

  • 330 - Amplifiers