2332782

Information

• Patent Grant
• 2332782

• References
• Source

• Patent Number

  2,332,782

• Date Filed

  Not available

• Date Issued

  Tuesday, October 26, 1943
  81 years ago

• CPC

  • H03G5/20 - having discharge tubes

• US Classifications

  • 704 - Data processing: speech signal processing, linguistics, language translation, and audio compression/decompression
  • 330 - Amplifiers
  • 333 - Wave transmission lines and networks
  • 381 - Electrical audio signal processing systems and devices
  • 455 - Telecommunications