1996580

Information

• Patent Grant
• 1996580

• References
• Source

• Patent Number

  1,996,580

• Date Filed

  Not available

• Date Issued

  Tuesday, April 2, 1935
  89 years ago

• CPC

  • E05D13/14 - with weights
  • Y10T16/509 - Lift
  • Y10T16/65 - Sash-cord fasteners
  • Y10T16/665 - Clamps
  • Y10T24/3913 - Knot engaging

• US Classifications

  • 016 - Miscellaneous hardware
  • 024 - Buckles, buttons, clasps, etc.
  • 049 - Movable or removable closures