3720966

Information

• Patent Grant
• 3720966

• References
• Source

• Patent Number

  3,720,966

• Date Filed

  Not available

• Date Issued

  Tuesday, March 20, 1973
  51 years ago

• CPC

  • A47C7/20 - with reinforcement in the foam layer
  • A47C27/064 - Pocketed springs
  • A47C27/144 - inside the mattress
  • A47C27/20 - with springs moulded in, or situated in cavities or openings in foamed material
  • B68G11/06 - with embedded springs
  • Y10S297/02 - Molded

• US Classifications

  • 005 - Beds
  • 297 - Chairs and seats