3514915

Information

• Patent Grant
• 3514915

• References
• Source

• Patent Number

  3,514,915

• Date Filed

  Not available

• Date Issued

  Tuesday, June 2, 1970
  54 years ago

• CPC

  • E04C2/292 - composed of insulating material and sheet metal
  • E04B1/6133 - the connection made by friction-grip
  • E04B1/6815 - Expansion elements specially adapted for wall or ceiling parts

• US Classifications

  • 052 - Static structures