3297251

Information

• Patent Grant
• 3297251

• References
• Source

• Patent Number

  3,297,251

• Date Filed

  Not available

• Date Issued

  Tuesday, January 10, 1967
  57 years ago

• CPC

  • F23L11/02 - for reducing draught by admission of air to flues

• US Classifications

  • 236 - Automatic temperature and humidity regulation