3535920

Information

• Patent Grant
• 3535920

• References
• Source

• Patent Number

  3,535,920

• Date Filed

  Not available

• Date Issued

  Tuesday, October 27, 1970
  54 years ago

• CPC

  • G01B7/24 - using change in magnetic properties
  • G01B7/12 - for measuring diameters
  • G01N27/85 - using magnetographic methods

• US Classifications

  • 073 - Measuring and testing
  • 033 - Geometrical instruments
  • 324 - Electricity: measuring and testing
  • 340 - Communications: electrical