3452274

Information

• Patent Grant
• 3452274

• References
• Source

• Patent Number

  3,452,274

• Date Filed

  Not available

• Date Issued

  Tuesday, June 24, 1969
  55 years ago

• CPC

  • G01R27/2629 - Bridge circuits
  • F04D29/4226 - Fan casings
  • G01R23/00 - Arrangements for measuring frequencies Arrangements for analysing frequency spectra
  • G01R27/2623 - Measuring-systems or electronic circuits

• US Classifications

  • 324 - Electricity: measuring and testing
  • 327 - Miscellaneous active electrical nonlinear devices, circuits, and systems