2211091

Information

• Patent Grant
• 2211091

• References
• Source

• Patent Number

  2,211,091

• Date Filed

  Not available

• Date Issued

  Tuesday, August 13, 1940
  84 years ago

• CPC

  • H03D1/26 - by means of transit-time tubes
  • A45D6/02 - Devices for winding the hair upon steep-curlers
  • H03D11/02 - for amplitude-modulated oscillations

• US Classifications

  • 455 - Telecommunications
  • 331 - Oscillators