2725580

Information

• Patent Grant
• 2725580

• References
• Source

• Patent Number

  2,725,580

• Date Filed

  Not available

• Date Issued

  Tuesday, December 6, 1955
  69 years ago

• CPC

  • A47C7/32 - with tensioned cords
  • A47C23/14 - forming nets combined with nets
  • A47C23/15 - with braided or crossed flat springs or cords with horizontal wound springs
  • A47C23/155 - with combinations of flat springs or link chains with wound spring
  • A47C23/20 - of resilient sheet form

• US Classifications

  • 005 - Beds
  • 267 - Spring devices