1402235

Information

• Patent Grant
• 1402235

• References
• Source

• Patent Number

  1,402,235

• Date Filed

  Not available

• Date Issued

  Tuesday, January 3, 1922
  102 years ago

• CPC

  • H01T9/00 - Spark gaps specially adapted for generating oscillations
  • A01K31/19 - Brooders; Foster-mothers; Hovers

• US Classifications

  • 331 - Oscillators
  • 315 - Electric lamp and discharge devices: systems