2311972

Information

• Patent Grant
• 2311972

• References
• Source

• Patent Number

  2,311,972

• Date Filed

  Not available

• Date Issued

  Tuesday, February 23, 1943
  82 years ago

• CPC

  • E05F15/689 - specially adapted for vehicle windows
  • E05F11/405 - for vehicle windows
  • E05Y2900/55 - Windows
  • Y10T74/18328 - Alternately rotated screw
  • Y10T74/19716 - Non-linear screw

• US Classifications

  • 074 - Machine element or mechanism
  • 049 - Movable or removable closures
  • 192 - Clutches and power-stop control