2019528

Information

• Patent Grant
• 2019528

• References
• Source

• Patent Number

  2,019,528

• Date Filed

  Not available

• Date Issued

  Tuesday, November 5, 1935
  89 years ago

• CPC

  • E05D15/30 - with pivoted arms and sliding guides
  • E05D15/48 - allowing alternative movements
  • E05D2015/482 - for panic doors
  • E05Y2800/746 - emergency or extended
  • E05Y2900/00 - Application of doors, windows, wings or fittings thereof
  • Y10T292/0908 - Emergency operating means

• US Classifications

  • 049 - Movable or removable closures
  • 292 - Closure fasteners