3080513

Information

• Patent Grant
• 3080513

• References
• Source

• Patent Number

  3,080,513

• Date Filed

  Not available

• Date Issued

  Tuesday, March 5, 1963
  61 years ago

• CPC

  • G05D3/1418 - with ac amplifier chain
  • G01F23/263 - using capacitors
  • G01R17/02 - Arrangements in which the value to be measured is automatically compared with a reference value
  • B64D2700/62219 - Electric safety devices

• US Classifications

  • 318 - Electricity: motive power systems
  • 073 - Measuring and testing
  • 324 - Electricity: measuring and testing
  • 340 - Communications: electrical
  • 361 - Electricity: electrical systems and devices