2668484

Information

• Patent Grant
• 2668484

• References
• Source

• Patent Number

  2,668,484

• Date Filed

  Not available

• Date Issued

  Tuesday, February 9, 1954
  71 years ago

• CPC

  • E04C2/426 - with continuous bars that remain unconnected at crossing points of the grid pattern

• US Classifications

  • 052 - Static structures
  • D26 - Lighting