3894307

Information

• Patent Grant
• 3894307

• References
• Source

• Patent Number

  3,894,307

• Date Filed

  Not available

• Date Issued

  Tuesday, July 15, 1975
  49 years ago

• CPC

  • E01D15/20 - collapsible, expandable, inflatable or the like with main load supporting structure consisting only of non-rigid members
  • E01D15/122 - Inflatable or unreelable bridges ; Bridges with main load-supporting structure consisting only of non-rigid elements

• US Classifications

  • 014 - Bridges