2221919

Information

• Patent Grant
• 2221919

• References
• Source

• Patent Number

  2,221,919

• Date Filed

  Not available

• Date Issued

  Tuesday, November 19, 1940
  84 years ago

• CPC

  • E01D18/00 - Bridges specially adapted for particular applications or functions not provided for elsewhere
  • Y10T137/402 - Distribution systems involving geographic features
  • Y10T137/7028 - Tapering or tower type

• US Classifications

  • 014 - Bridges
  • 137 - Fluid handling