2055790

Information

• Patent Grant
• 2055790

• References
• Source

• Patent Number

  2,055,790

• Date Filed

  Not available

• Date Issued

  Tuesday, September 29, 1936
  88 years ago

• CPC

  • H03G9/06 - for gain control and tone control
  • H03G5/02 - Manually-operated control
  • H03G9/28 - all amplifying stages having discharge tubes

• US Classifications

  • 455 - Telecommunications