2057168

Information

• Patent Grant
• 2057168

• References
• Source

• Patent Number

  2,057,168

• Date Filed

  Not available

• Date Issued

  Tuesday, October 13, 1936
  88 years ago

• CPC

  • E01D1/005 - Bowstring bridges
  • E01D6/02 - of bowstring type
  • E01D2101/30 - Metal

• US Classifications

  • 014 - Bridges
  • D25 - Building units and construction elements