2557318

Information

• Patent Grant
• 2557318

• References
• Source

• Patent Number

  2,557,318

• Date Filed

  Not available

• Date Issued

  Tuesday, June 19, 1951
  73 years ago

• CPC

  • H03G9/06 - for gain control and tone control

• US Classifications

  • 333 - Wave transmission lines and networks
  • 330 - Amplifiers