2317798

Information

• Patent Grant
• 2317798

• References
• Source

• Patent Number

  2,317,798

• Date Filed

  Not available

• Date Issued

  Tuesday, April 27, 1943
  82 years ago

• CPC

  • F24F11/025 - characterised by velocity control

• US Classifications

  • 454 - Ventilation
  • 049 - Movable or removable closures