2405821

Information

• Patent Grant
• 2405821

• References
• Source

• Patent Number

  2,405,821

• Date Filed

  Not available

• Date Issued

  Tuesday, August 13, 1946
  78 years ago

• CPC

  • E05D15/425 - specially adapted for overhead wings
  • E05Y2900/106 - for garages
  • Y10T16/61 - Closure checks
  • Y10T16/82 - Counterbalance device, per se

• US Classifications

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