3657660

Information

• Patent Grant
• 3657660

• References
• Source

• Patent Number

  3,657,660

• Date Filed

  Not available

• Date Issued

  Tuesday, April 18, 1972
  52 years ago

• CPC

  • G05B1/027 - using impedance bridges
  • G01L9/06 - of piezo-resistive devices
  • G05D1/0077 - using redundant signals or controls
  • H03K5/24 - the characteristic being amplitude

• US Classifications

  • 327 - Miscellaneous active electrical nonlinear devices, circuits, and systems
  • 073 - Measuring and testing
  • 307 - Electrical transmission or interconnection systems
  • 318 - Electricity: motive power systems
  • 338 - Electrical resistors