3654652

Information

• Patent Grant
• 3654652

• References
• Source

• Patent Number

  3,654,652

• Date Filed

  Not available

• Date Issued

  Tuesday, April 11, 1972
  53 years ago

• CPC

  • E01D1/005 - Bowstring bridges
  • E01D2101/26 - reinforced

• US Classifications

  • 014 - Bridges