2262846

Information

• Patent Grant
• 2262846

• References
• Source

• Patent Number

  2,262,846

• Date Filed

  Not available

• Date Issued

  Tuesday, November 18, 1941
  82 years ago

• CPC

  • H03G5/20 - having discharge tubes
  • H03G5/06 - having discharge tubes
  • H03G9/10 - for tone control and volume expansion or compression

• US Classifications

  • 381 - Electrical audio signal processing systems and devices
  • 330 - Amplifiers