3646813

Information

• Patent Grant
• 3646813

• References
• Source

• Patent Number

  3,646,813

• Date Filed

  Not available

• Date Issued

  Tuesday, March 7, 1972
  52 years ago

• CPC

  • G01K7/38 - the variations of temperature influencing the magnetic permeability
  • Y10S505/847 - Thermal

• US Classifications

  • 374 - Thermal measuring and testing
  • 236 - Automatic temperature and humidity regulation
  • 324 - Electricity: measuring and testing
  • 505 - Superconductor technology: apparatus, material, process