3036406

Information

• Patent Grant
• 3036406

• References
• Source

• Patent Number

  3,036,406

• Date Filed

  Not available

• Date Issued

  Tuesday, May 29, 1962
  63 years ago

• CPC

  • F24F7/02 - Roof ventilation
  • E04D13/0352 - the parts being of domed or pyramidal shape
  • F24F2011/0097 - opening air passage in case of fire, excessive heat or smoke

• US Classifications

  • 052 - Static structures
  • 049 - Movable or removable closures
  • 454 - Ventilation