2724857

Information

• Patent Grant
• 2724857

• References
• Source

• Patent Number

  2,724,857

• Date Filed

  Not available

• Date Issued

  Tuesday, November 29, 1955
  69 years ago

• CPC

  • E05D15/425 - specially adapted for overhead wings
  • E05Y2900/132 - Doors
  • Y10T16/84 - Spring

• US Classifications

  • 016 - Miscellaneous hardware
  • 049 - Movable or removable closures