3826143

Information

• Patent Grant
• 3826143

• References
• Source

• Patent Number

  3,826,143

• Date Filed

  Not available

• Date Issued

  Tuesday, July 30, 1974
  50 years ago

• CPC

  • G01L9/0038 - using variations in capacitance
  • G01L9/12 - by making use of variation in capacitance
  • G01L11/008 - electrostatic or electromagnetic counterbalancing forces

• US Classifications

  • 073 - Measuring and testing
  • 361 - Electricity: electrical systems and devices