3221252

Information

• Patent Grant
• 3221252

• References
• Source

• Patent Number

  3,221,252

• Date Filed

  Not available

• Date Issued

  Tuesday, November 30, 1965
  59 years ago

• CPC

  • G01R17/08 - in which a force or torque representing the measured value is balanced by a force or torque representing the reference value
  • G01C19/38 - with north-seeking action by other than magnetic means
  • G01D11/06 - Strip or thread suspensions

• US Classifications

  • 324 - Electricity: measuring and testing
  • 318 - Electricity: motive power systems