2797435

Information

• Patent Grant
• 2797435

• References
• Source

• Patent Number

  2,797,435

• Date Filed

  Not available

• Date Issued

  Tuesday, July 2, 1957
  67 years ago

• CPC

  • E05D13/1292 - Spring safety devices
  • E05Y2900/148 - Windows
  • Y10T16/641 - Drum and cord

• US Classifications

  • 016 - Miscellaneous hardware
  • 242 - Winding, tensioning, or guiding
  • 267 - Spring devices