3407534

Information

• Patent Grant
• 3407534

• References
• Source

• Patent Number

  3,407,534

• Date Filed

  Not available

• Date Issued

  Tuesday, October 29, 1968
  56 years ago

• CPC

  • E05C7/002 - for sluice doors
  • E04H15/22 - supported by air pressure inside the tent

• US Classifications

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