2164654

Information

• Patent Grant
• 2164654

• References
• Source

• Patent Number

  2,164,654

• Date Filed

  Not available

• Date Issued

  Tuesday, July 4, 1939
  85 years ago

• CPC

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

• US Classifications

  • 242 - Winding, tensioning, or guiding
  • 016 - Miscellaneous hardware