3566678

Information

• Patent Grant
• 3566678

• References
• Source

• Patent Number

  3,566,678

• Date Filed

  Not available

• Date Issued

  Tuesday, March 2, 1971
  53 years ago

• CPC

  • G01G3/16 - measuring variations of frequency of oscillations of the body
  • G01G11/046 - involving digital counting

• US Classifications

  • 073 - Measuring and testing