2822068

Information

• Patent Grant
• 2822068

• References
• Source

• Patent Number

  2,822,068

• Date Filed

  Not available

• Date Issued

  Tuesday, February 4, 1958
  66 years ago

• CPC

  • E04C3/10 - prestressed
  • E01D15/133 - built-up from readily separable standardised sections or elements
  • E01D2101/32 - prestressed
  • E04C2003/0413 - being built up from several parts
  • E04C2003/0434 - the open cross-section free of enclosed cavities
  • E04C2003/0452 - H- or I-shaped

• US Classifications

  • 052 - Static structures