2871523

Information

• Patent Grant
• 2871523

• References
• Source

• Patent Number

  2,871,523

• Date Filed

  Not available

• Date Issued

  Tuesday, February 3, 1959
  66 years ago

• CPC

  • E06B5/003 - Storm doors; Combination-screen-and-storm-doors
  • Y10T137/7894 - With weight
  • Y10T137/7903 - Weight biased

• US Classifications

  • 049 - Movable or removable closures
  • 137 - Fluid handling
  • 454 - Ventilation