3875509

Information

• Patent Grant
• 3875509

• References
• Source

• Patent Number

  3,875,509

• Date Filed

  Not available

• Date Issued

  Tuesday, April 1, 1975
  49 years ago

• CPC

  • G01R21/1273 - Measuring real component
  • G01R21/127 - by using pulse modulation
  • G01R21/133 - by using digital technique

• US Classifications

  • 324 - Electricity: measuring and testing