2661906

Information

• Patent Grant
• 2661906

• References
• Source

• Patent Number

  2,661,906

• Date Filed

  Not available

• Date Issued

  Tuesday, December 8, 1953
  71 years ago

• CPC

  • F24D19/1033 - motor operated

• US Classifications

  • 236 - Automatic temperature and humidity regulation
  • 237 - Heating systems
  • 324 - Electricity: measuring and testing