2581522

Information

• Patent Grant
• 2581522

• References
• Source

• Patent Number

  2,581,522

• Date Filed

  Not available

• Date Issued

  Tuesday, January 8, 1952
  73 years ago

• CPC

  • F23N5/143 - using electronic means
  • F23N2023/16 - Measuring bridge
  • F23N2025/12 - room temperature
  • F23N2029/00 - Flame sensors

• US Classifications

  • 236 - Automatic temperature and humidity regulation
  • 307 - Electrical transmission or interconnection systems
  • 318 - Electricity: motive power systems
  • 327 - Miscellaneous active electrical nonlinear devices, circuits, and systems
  • 361 - Electricity: electrical systems and devices