3788087

Information

• Patent Grant
• 3788087

• References
• Source

• Patent Number

  3,788,087

• Date Filed

  Not available

• Date Issued

  Tuesday, January 29, 1974
  51 years ago

• CPC

  • E21D11/102 - Removable shuttering; Bearing or supporting devices therefor
  • E21D11/06 - with bricks
  • E21D11/105 - Transport or application of concrete specially adapted for the lining of tunnels or galleries ; Backfilling the space between main building element and the surrounding rock

• US Classifications

  • 405 - Hydraulic and earth engineering