3497909

Information

• Patent Grant
• 3497909

• References
• Source

• Patent Number

  3,497,909

• Date Filed

  Not available

• Date Issued

  Tuesday, March 3, 1970
  54 years ago

• CPC

  • E05D15/466 - specially adapted for windows
  • E05Y2900/148 - Windows
  • Y10T16/54038 - On hinge pin or between surfaces surrounding hinge axis
  • Y10T16/6298 - Sash balances

• US Classifications

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