3475868

Information

• Patent Grant
• 3475868

• References
• Source

• Patent Number

  3,475,868

• Date Filed

  Not available

• Date Issued

  Tuesday, November 4, 1969
  55 years ago

• CPC

  • A01G9/1415 - with double or multiple walls
  • E04B1/3211 - Structures with a vertical rotation axis or the like
  • E04D13/033 - provided with means for controlling the light-transmission or the heat-reflection, (
  • E04B2001/3258 - comprised entirely of a single self-supporting panel

• US Classifications

  • 052 - Static structures
  • 047 - Plant husbandry
  • 359 - Optical: systems and elements
  • D25 - Building units and construction elements