2252368

Information

• Patent Grant
• 2252368

• References
• Source

• Patent Number

  2,252,368

• Date Filed

  Not available

• Date Issued

  Tuesday, August 12, 1941
  83 years ago

• CPC

  • F23N1/085 - using electrical or electromechanical means
  • F23N1/02 - conjointly with air supply

• US Classifications

  • 236 - Automatic temperature and humidity regulation
  • 073 - Measuring and testing