2518640

Information

• Patent Grant
• 2518640

• References
• Source

• Patent Number

  2,518,640

• Date Filed

  Not available

• Date Issued

  Tuesday, August 15, 1950
  74 years ago

• CPC

  • E04C1/40 - built-up from parts of different materials
  • E04B2002/0267 - Building elements with the appearence of several bricks

• US Classifications

  • 052 - Static structures