3452494

Information

• Patent Grant
• 3452494

• References
• Source

• Patent Number

  3,452,494

• Date Filed

  Not available

• Date Issued

  Tuesday, July 1, 1969
  55 years ago

• CPC

  • E04B1/32 - Arched structures Vaulted structures Folded structures
  • E04B2001/3258 - comprised entirely of a single self-supporting panel
  • E04B2001/3264 - hardened in-situ
  • E04B2001/327 - comprised of a number of panels or blocs connected together forming a self-supporting structure

• US Classifications

  • 052 - Static structures
  • D25 - Building units and construction elements