3429091

Information

• Patent Grant
• 3429091

• References
• Source

• Patent Number

  3,429,091

• Date Filed

  Not available

• Date Issued

  Tuesday, February 25, 1969
  56 years ago

• CPC

  • E04B1/34 - Extraordinary structures
  • E01D1/005 - Bowstring bridges
  • E04C3/00 - Structural elongated elements designed for load-supporting
  • E01D2101/30 - Metal

• US Classifications

  • 052 - Static structures
  • 014 - Bridges