3643814

Information

• Patent Grant
• 3643814

• References
• Source

• Patent Number

  3,643,814

• Date Filed

  Not available

• Date Issued

  Tuesday, February 22, 1972
  52 years ago

• CPC

  • A47B87/0253 - Shelves stackable by means of vertical parts integrated or already fixed to the shelves, the parts not being frames or made of tubes or wire
  • A47B55/04 - made of concrete or the like

• US Classifications

  • 211 - Supports: racks
  • 052 - Static structures