2833331

Information

• Patent Grant
• 2833331

• References
• Source

• Patent Number

  2,833,331

• Date Filed

  Not available

• Date Issued

  Tuesday, May 6, 1958
  66 years ago

• CPC

  • A47B41/04 - Drawing or model stands
  • A47C7/62 - Accessories for chairs

• US Classifications

  • 297 - Chairs and seats
  • 312 - Supports: cabinet structure
  • 434 - Education and demonstration