2231346

Information

• Patent Grant
• 2231346

• References
• Source

• Patent Number

  2,231,346

• Date Filed

  Not available

• Date Issued

  Tuesday, February 11, 1941
  84 years ago

• CPC

  • B60N2/707 - with rubber blocks
  • B60N2/7076 - with rubber bands

• US Classifications

  • 297 - Chairs and seats
  • 267 - Spring devices