2171252

Information

• Patent Grant
• 2171252

• References
• Source

• Patent Number

  2,171,252

• Date Filed

  Not available

• Date Issued

  Tuesday, August 29, 1939
  85 years ago

• CPC

  • E05D13/14 - with weights
  • E05Y2900/148 - Windows
  • E06B2001/622 - especially adapted for door frames; Joint covering devices where the wall surface is parlallel to the adjacent door or window frame part
  • Y10T16/706 - Casings

• US Classifications

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