3927854

Information

• Patent Grant
• 3927854

• References
• Source

• Patent Number

  3,927,854

• Date Filed

  Not available

• Date Issued

  Tuesday, December 23, 1975
  49 years ago

• CPC

  • B60N2/504 - attached to the base and the backrest
  • B60N2/525 - using gas
  • B60N2/546 - Leaf- or flexion springs
  • F16F1/18 - Leaf springs

• US Classifications

  • 248 - Supports