3645052

Information

• Patent Grant
• 3645052

• References
• Source

• Patent Number

  3,645,052

• Date Filed

  Not available

• Date Issued

  Tuesday, February 29, 1972
  52 years ago

• CPC

  • E04B1/344 - with hinged parts
  • E04B1/3412 - mainly supported by a central column or footing
  • E04B2001/0069 - Prismatic shaped buildings with substantially triangular vertical cross-section
  • Y10S52/10 - Polyhedron

• US Classifications

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