2890411

Information

• Patent Grant
• 2890411

• References
• Source

• Patent Number

  2,890,411

• Date Filed

  Not available

• Date Issued

  Tuesday, June 9, 1959
  65 years ago

• CPC

  • G01L9/0029 - using variations in inductance
  • G01L9/10 - by making use of variation in inductance

• US Classifications

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