2471840

Information

• Patent Grant
• 2471840

• References
• Source

• Patent Number

  2,471,840

• Date Filed

  Not available

• Date Issued

  Tuesday, May 31, 1949
  75 years ago

• CPC

  • G01K5/465 - using electrical contact making or breaking devices
  • G01K5/323 - Selection of fluid compositions
  • H02K11/25 - Devices for sensing temperature, or actuated thereby

• US Classifications

  • 318 - Electricity: motive power systems
  • 310 - Electrical generator or motor structure
  • 374 - Thermal measuring and testing