2553459

Information

• Patent Grant
• 2553459

• References
• Source

• Patent Number

  2,553,459

• Date Filed

  Not available

• Date Issued

  Tuesday, May 15, 1951
  73 years ago

• CPC

  • E05D15/066 - for wings supported at the bottom
  • E05D15/0673 - by vertical bolts
  • E05D15/0691 - Top guides
  • Y10T16/3819 - Floor
  • Y10T16/3834 - Vertically adjustable
  • Y10T292/0879 - Roller

• US Classifications

  • 049 - Movable or removable closures
  • 016 - Miscellaneous hardware
  • 292 - Closure fasteners