1858719

Information

• Patent Grant
• 1858719

• References
• Source

• Patent Number

  1,858,719

• Date Filed

  Not available

• Date Issued

  Tuesday, May 17, 1932
  92 years ago

• CPC

  • E21D11/22 - Clamps or other yieldable means for interconnecting adjacent arch members either rigidly, or allowing arch member parts to slide when subjected to excessive pressure

• US Classifications

  • 248 - Supports
  • 405 - Hydraulic and earth engineering