3490084

Information

• Patent Grant
• 3490084

• References
• Source

• Patent Number

  3,490,084

• Date Filed

  Not available

• Date Issued

  Tuesday, January 20, 1970
  55 years ago

• CPC

  • A47C23/0435 - of adjustable resilience
  • Y10S5/935 - with adjustable firmness
  • Y10S5/936 - with adjustable firmness comprising springs

• US Classifications

  • 005 - Beds
  • 052 - Static structures
  • 267 - Spring devices
  • 297 - Chairs and seats