1837134

Information

• Patent Grant
• 1837134

• References
• Source

• Patent Number

  1,837,134

• Date Filed

  Not available

• Date Issued

  Tuesday, December 15, 1931
  93 years ago

• CPC

  • E02D29/073 - Tunnels or shuttering therefor assembled from sections individually sunk onto, or laid on, the water-bed

• US Classifications

  • 405 - Hydraulic and earth engineering