3921354

Information

• Patent Grant
• 3921354

• References
• Source

• Patent Number

  3,921,354

• Date Filed

  Not available

• Date Issued

  Tuesday, November 25, 1975
  50 years ago

• CPC

  • E04B1/3412 - mainly supported by a central column or footing
  • E04B2/62 - the members being formed of two or more elements in side-by-side relationship
  • E04B2001/0092 - Small buildings with hexagonal or similar horizontal cross-section
  • E04B2001/2463 - Connections to foundations
  • E04B2001/2481 - Details of wall panels
  • E04B2001/249 - Structures with a sloping roof

• US Classifications

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