2118977

Information

• Patent Grant
• 2118977

• References
• Source

• Patent Number

  2,118,977

• Date Filed

  Not available

• Date Issued

  Tuesday, May 31, 1938
  87 years ago

• CPC

  • H03K4/12 - in which a sawtooth voltage is produced across a capacitor
  • H03K4/10 - using as active elements vacuum tubes only
  • H03K4/26 - in which a sawtooth current is produced through an inductor

• US Classifications

  • 315 - Electric lamp and discharge devices: systems
  • 327 - Miscellaneous active electrical nonlinear devices, circuits, and systems
  • 331 - Oscillators