3250206

Information

• Patent Grant
• 3250206

• References
• Source

• Patent Number

  3,250,206

• Date Filed

  Not available

• Date Issued

  Tuesday, May 10, 1966
  58 years ago

• CPC

  • F24F7/00 - Ventilation
  • F24F13/1406 - characterised by sealing means
  • F24F2013/148 - with magnets
  • Y10S454/904 - Magnetic means to hold a damper closed
  • Y10S454/906 - Noise inhibiting means

• US Classifications

  • 454 - Ventilation