2421851

Information

• Patent Grant
• 2421851

• References
• Source

• Patent Number

  2,421,851

• Date Filed

  Not available

• Date Issued

  Tuesday, June 10, 1947
  77 years ago

• CPC

  • B60N2/7047 - Springs
  • Y10S24/33 - Third member includes independently engaged hooks for linking spaced cavities
  • Y10T24/23 - Bedclothes holders
  • Y10T24/45005 - with third detached member completing interlock [e.g., hook type]

• US Classifications

  • 297 - Chairs and seats
  • 024 - Buckles, buttons, clasps, etc.