3850401

Information

• Patent Grant
• 3850401

• References
• Source

• Patent Number

  3,850,401

• Date Filed

  Not available

• Date Issued

  Tuesday, November 26, 1974
  50 years ago

• CPC

  • A47B97/02 - Devices for holding or supporting maps, drawings, or the like, including means for preventing rolling-up
  • F16B7/0486 - forming an abutting connection of at least one tube
  • G09F7/22 - for rotatably or swingably mounting

• US Classifications

  • 248 - Supports
  • 040 - Card, picture, or sign exhibiting
  • 211 - Supports: racks