1807358

Information

• Patent Grant
• 1807358

• References
• Source

• Patent Number

  1,807,358

• Date Filed

  Not available

• Date Issued

  Tuesday, May 26, 1931
  93 years ago

• CPC

  • E02B7/14 - Buttress dams

• US Classifications

  • 405 - Hydraulic and earth engineering