3828496

Information

• Patent Grant
• 3828496

• References
• Source

• Patent Number

  3,828,496

• Date Filed

  Not available

• Date Issued

  Tuesday, August 13, 1974
  50 years ago

• CPC

  • E04B1/20 - the supporting parts consisting of concrete
  • E04B1/34853 - the supporting structure being composed of two or more materials
  • E04B2/68 - made by filling-up wall cavities
  • E04C2/205 - of foamed plastics, or of plastics and foamed plastics, optionally reinforced

• US Classifications

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