2200055

Information

• Patent Grant
• 2200055

• References
• Source

• Patent Number

  2,200,055

• Date Filed

  Not available

• Date Issued

  Tuesday, May 7, 1940
  84 years ago

• CPC

  • H03F3/52 - with tubes only
  • H03G9/08 - incorporating negative feedback

• US Classifications

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