1779259

Information

• Patent Grant
• 1779259

• References
• Source

• Patent Number

  1,779,259

• Date Filed

  Not available

• Date Issued

  Tuesday, October 21, 1930
  94 years ago

• CPC

  • G01R23/07 - using response of circuits tuned on resonance

• US Classifications

  • 324 - Electricity: measuring and testing