3089154

Information

• Patent Grant
• 3089154

• References
• Source

• Patent Number

  3,089,154

• Date Filed

  Not available

• Date Issued

  Tuesday, May 14, 1963
  61 years ago

• CPC

  • A47C27/0456 - Use of stiffening sheets, lattices or grids in, on, or under, spring inlays
  • A47C27/061 - of adjustable resiliency
  • A47C27/062 - of different resiliencies
  • Y10S5/936 - with adjustable firmness comprising springs

• US Classifications

  • 005 - Beds
  • 267 - Spring devices